Married Ariana ... Is a 2012 graduate of Harvard Westlake High School in Los Angeles, where he was teammates with current major-leaguers Jack Flaherty (St. Louis) and Max Fried (Atlanta) ... Went 9-1 with a 1.00 ERA and 78 strikeouts in his senior season, tossing four complete games and three shutouts ... Parents Rick Giolito and Lindsay Frost are Hollywood actors … Rick has appeared in "As the World Turns," "Who's the Boss," "Hunter," "Jake and the Fatman," "Twin Peaks" and "Hit the Dutchman" … Lindsay acted in "The Ring," "Collateral Damage," "Without a Trace," "The Unit," "Boston Legal," "Crossing Jordan," "Lost," "Frasier" and "CSI." ... His uncle, Mark Frost, is a co-creator and writer of the ABC and Showtime drama "Twin Peaks" … grandfather, Warren Frost, played George Costanza's father-in-law, Henry Ross, on the award-winning sitcom "Seinfeld."
2020
Finished seventh in the American League Cy Young voting for the second straight season … threw the 19th no-hitter in White Sox history on 8/25 vs. Pittsburgh (see notes below)... Ranked among the AL leaders in numerous categories (see box at right), including strikeouts (2nd, 97) and strikeouts per 9.0 IP (2nd, 12.07)...Eight of his 12 starts were quality, and the Sox went 7-5 in his starts … worked at least 6.0 IP in eight of his outings, and allowed three runs or less nine times...Posting Punchouts: Struck out 10-plus three times: 8/20 vs. Detroit (13), 8/25 vs. Pittsburgh (13) and 9/23 at Cleveland (11) … his average of 12.07 strikeouts per 9.0 IP and .337 strikeout rate both were the highest totals in White Sox history, while his 97 strikeouts were the most by a Sox pitcher in his first 12 starts of a season since LHP Chris Sale in 2015 (105)...Rough Route for Righties: Limited right-handers to a .190 (20-105), lefties to a .180 (27-150) mark and opponents overall to a .196 (9-46) average w/RISP … his .549 OPS vs. righties was sixth-lowest in the AL (only five XBH allowed)...Keeping It in Play: Allowed just eight home runs, tied for the eighth-fewest in the AL among qualifying pitchers … surrendered five homers over his final five outings … teammate Dallas Keuchel surrendered the fewest homers with just two...Sensational Streaks: Recorded the following streaks: 18.0 scoreless IP from the fifth inning on 8/15-1 vs. St. Louis through the first on 8/31 at Minnesota … 12.0 hitless IP from the sixth on 8/20 vs. Detroit through the first on 8/31 … 31.0 homerless IP from the sixth on 8/4 at Milwaukee through the second on 8/31... Minnesota Not So Nice: Went 0-2 with a 7.36 ERA (12 ER/14.2 IP), five home runs allowed and 15 strikeouts in three starts vs. Minnesota … by comparison, was 4-1 with a 2.50 ERA (16 ER/57.2 IP), three homers and 82 strikeouts in nine starts (seven QS) vs. all other teams (Cleveland, Detroit, Kansas City, the Cubs, Milwaukee, Pittsburgh and St. Louis)...Pocket Aces: Faced AL Cy Young award winner Shane Bieber on 8/9 at home (2 ER/7.0 IP) and 9/23 in Cleveland (2 ER/6.0 IP) … went 0-0 with a 2.77 ERA (4 ER/13.0 IP), 20 strikeouts and a .186 opponents average (8-43) in the two starts...Opening Honors: Was the White Sox Opening Day starter on 7/24 vs. Minnesota … suffered the loss after allowing seven runs on six hits with three walks and three strikeouts over 3.2 IP … gave up a pair of homers to Max Kepler...Became just the fourth right-hander since 2000 to start the season opener for the Sox, following James Shields (2018), Jeff Samardzija (2015) and José Contreras (2007) … at 26.010 years old, was the sixth-youngest OD starter for Chicago since 1996...Received a ND on 7/29 at Cleveland despite throwing 6.0 scoreless IP…Sox scored four runs in the ninth inning for a 4-0 victory to avoid a three-game sweep…including that win, Sox went on a 32-13 run to overcome a 1-4 start...Earned his fi rst win on 8/4 at Milwaukee after allowing two runs on four hits with nine strikeouts over 6.0 IP. l Sunday Night Lights: Made the start on 8/9 vs. Cleveland on ESPN's "Sunday Night Baseball" …marked the Sox first appearance on "SNB" since 5/12/13 vs. the Angels...Streaking vs. Cleveland: Received a ND on 8/9 after allowing two runs on four hits with nine strikeouts over 7.0 IP … allowed two runs in the third to snap his scoreless IP streak vs. Cleveland at 22.1 IP … it marked the longest streak by a Sox pitcher vs. the Indians since LHP Britt Burns from 7/8/84-7/18/85 (33.2 IP), and the longest against any opponent since LHP Chris Sale went 23.2 scoreless IP vs. the Angels from 5/12/13-6/7/14...Streaking in Chicago: Recorded a 22.0 scoreless IP streak at home from the fifth inning on 8/15-1 vs. St. Louis through the fifth on 9/11 vs. Detroit … it marked the Sox longest home scoreless streak since Jesse Crain (25.2 IP) from 8/21/12-6/28/13, and the longest in a single season since Sale (30.0 IP) from 6/3-7/3/12...Piling Up Punchouts: Struck out a career-high 13 in back-to-back starts on 8/20 vs. Detroit (7.0 scoreless IP) and 8/25 vs. Pittsburgh (no-hitter) … became the first pitcher in White Sox history with 13-plus strikeouts and zero runs allowed in consecutive starts … joined Sale (6/3-8/15 and 8/16-21/15) as the only pitchers in franchise history with consecutive outings of 13-plus strikeouts...Earned the win on 8/20 vs. the Tigers, allowing three hits with one walk and a career-high matching 13 strikeouts over 7.0 scoreless IP (season-high 110 pitches) … became the first pitcher in White Sox history to throw 7.0 or less scoreless IP with 13-plus strikeouts while allowing no runs and one walk or less (Baseball Reference)... No Hits and No Chance: Threw his first career no-hitter on 8/25 vs. Pittsburgh … walked one and matched his career high with 13 strikeouts … threw 101 pitches (74 strikes) … walked Erik González on four pitches to lead off the fourth for the only baserunner … some notable accomplishments from his no-hitter: 19th no-hitter in White Sox history, second-most in MLB history behind the Dodgers (26). 305th no-hitter in MLB history (regular and postseason combined), and first since Houston’s Justin Verlander on 9/1/19 at Toronto … source: STATS LLC. First no-hitter by a Sox pitcher since Philip Humber's perfect game on 4/21/12 at Seattle and first at home since Mark Buehrle's perfect game on 7/23/09 vs. Tampa Bay. Youngest White Sox pitcher since LHP Wilson Álvarez (21 years old) on 8/11/91 at Baltimore. 13 strikeouts were the most by a Sox pitcher in a no-hitter … Humber previously held the mark with nine. First by a Sox pitcher vs. a National League team. Joined Sandy Koufax as only pitchers in MLB history with 13-plus strikeouts and less than 105 pitches. 30 swings and misses were the most in a no-hitter since Nolan Ryan (31) in 1990. First Sox pitcher to face one over the minimum since RHP Jeff Samardzjia on 9/21-1/15 at Detroit (one-hitter)...Was named AL Player of the Week for 8/24-30 following his no-hitter, his third career league honor (AL Pitcher of the Month for May 2019 and AL Player of the Week for 5/27-6/2/19)...Posted a ND in his next start on 8/31 at Minnesota after allowing four runs (two earned) on four hits with eight strikeouts over 5.0 IP … his streaks of 18.0 scoreless IP, 12.0 hitless IP and 31.0 homerless IP all ended in that start...Earned his final win on 9/5 at Kansas City, allowing three runs with nine strikeouts over 6.0 IP … reached 82 strikeouts on 9/11 vs. Detroit, the most ever by a Sox pitcher through 10 starts of a season … the previous mark was 79 by Chris Sale in 2015...Received a no decision in his final outing on 9/23 at Cleveland despite fanning 11 batters over 6.0 IP, his 10th career start with double-digit strikeouts...Made one start during the AL Wild Card Series at Oakland...Postseason Payoff: Earned the victory in his postseason debut in Game 1 … allowed one run on two hits with one walk and eight strikeouts over 7.0 IP in the Sox first playoff game since the 2008 ALDS vs. Tampa Bay … retired the first 18 batters in order before allowing a leadoff single to Tommy La Stella in the seventh inning … became the fifth pitcher in MLB history (first White Sox) to be perfect through 6.0 IP of a postseason start … the others: the Yankees' Mike Mussina (2004 ALCS Game 1); Boston's Jim Lonborg (1967 World Series Game 2); the Yankees' Don Larsen (1956 World Series Game 5); and the Yankees' Herb Pennock (1927 World Series Game 3)...Joined Ed Walsh (Game 3 of the 1906 World Series vs. the Cubs) as the only pitchers in Sox postseason history to throw 7.0-plus IP and allow one run or less and two hits or less … his eight strikeouts tied Britt Burns (Game 4, 1983ALCS) and Eddie Cicotte (Game 3, 1917 World Series vs. New York-NL) for the second-highest total in Sox playoff history, behind only Walsh's 12 in Game 3 of the 1906 World Series … his game score of 76 was the seventh-best in Sox postseason history (BR).
2019
Improved and lowered his numbers in every category compared to 2018 in his second season with the White Sox ... Awards Season: Finished seventh in the American League Cy Young Award voting with eight points (eight fifth-place votes) … became the first White Sox right-hander to receive a Cy Young vote since Jon Garland in 2005 … was a finalist for the "Players Choice" AL Comeback Player of the Year Award, and a finalist for the AL Rawlings(R) Gold Glove Award … was selected to his first career AL All-Star team ... Historic Turnaround: Lowered his ERA from 6.13 in 2018 to 3.41 in 2019 (-2.72), the third-best improvement in major-league history behind the Cubs' Dick Ellsworth (-2.98 from 1962-63) and the White Sox Dennis Lamp (-2.79 from 1980-81) … source: STATS LLC ... Posting Punchouts: His 228 strikeouts were the seventh-highest total in franchise history … only LHP Chris Sale (2015 and 2016) and RHP Ed Walsh (1908, 1910-12) struck out more in a single season in White Sox history ... Double-Digit Dynamics: Struck out 10-plus batters in a game six times, tied for the fourth-highest total in Sox history, and the most since Sale set a franchise record with 13 in 2015 … the six games: 10 on 5/28 vs. Kansas City, 11 on 6/8 at the Royals, 13 on 8/11 vs. Oakland, 11 on 8/16 at the Angels, 12 on 8/21 at Minnesota and 12 on 9/12 vs. Kansas City ... His average of 11.62 strikeouts per 9.0 IP (up from 6.49 in 2018) was the second-best mark in club history among qualifying pitchers behind Sale's 11.82 in 2015 ... One and Done: Allowed one run or less 12 times, the most by a White Sox starter since José Quintana in 2016 (13) and tied for eighth-most among full-time AL starters ... Battling the Best: Went 7-6 with a 3.45 ERA (40 ER/104.1 IP) and 136 strikeouts in 17 starts (nine quality) vs. 10 of the Top 15 teams in the majors … the outings included four vs. Minnesota, two each vs. Boston, the Cubs, Cleveland and the Yankees, and one each vs. Atlanta, Houston, the Mets, Oakland and Tampa Bay ... Road Warrior: Was 9-3 with a 2.83 ERA (29 ER/92.1 IP) and 118 strikeouts in 14 road starts … four of the outings were scoreless … ranked among the AL road leaders in ERA (3rd), wins (T4th), opponents average (5th, .209), strikeouts (6th), opponents OBP (6th) and WHIP (6th, 1.06) … his 2.83 road ERA was the lowest by a Sox pitcher since LHP Mark Buehrle in 2004 (2.63) ... Limited left-handers to a .172 (53-308) average, tied for the fifth-lowest in the AL and the eighth-lowest in the majors … opponents hit just .182 (43-236) with runners on base, .206 (21-102) with RISP and .158 (6-38) with RISP/two outs ... Going The Distance: His three complete games were the most by a Sox pitcher since Sale in 2016 (six), and most by a right-hander since Jake Peavy (four) in 2012 … his two shutouts were the most by a Sox pitcher since RHP Jeff Samardzija in 2015 (two) ... Hot Start: Won 10 of his first 11 decisions, becoming the ninth pitcher in White Sox history to start 10-1 or better and the first since Chris Sale in 2014 (also 10-1) … won each of his first six road starts, posting a 1.48 ERA (7 ER/42.2 IP) ... Dynamite Debut: Made his season debut on 3/31 at Kansas City and earned the win after allowing two runs on three hits with eight strikeouts over 6.2 IP … carried a no-hitter through 6.1 IP before allowing a single to Alex Gordon in the seventh … issued a four-pitch walk to Whit Merrifield to start the game before retiring the next 19 Royals in order ... Lucas Went Streaking: Recorded a career-high, nine-game winning streak from 4/12-6/14 … the streak tied for the seventh longest in MLB during the season, and was the longest by a Sox pitcher since Sale won 10 straight from 2015-16 … posted a 1.67 ERA (13 ER/70.0 IP), .173 opponents average and 83 strikeouts over 11 starts during the streak … won eight straight starts from 5/7-6/14 ... Earned the win in his first career start at Yankee Stadium on 4/12 despite allowing six runs (four earned) over 5.0 IP ... Left his start on 4/17 vs. Kansas City with left hamstring tightness after tossing 2.2 scoreless IP with five strikeouts ... Was placed on the 10-day injured list on 4/18 with a strained left hamstring … was reinstated on 5/2 and made the start that night vs. Boston, receiving a no-decision (3 ER/5.0 IP) ... Monster Month of May: Was named AL Pitcher of the Month for May, his first career monthly honor … went 5-0 with a 1.74 ERA (8 ER/41.1 IP), two complete games, a .169 opponents average (24-142), 46 strikeouts and just two homers allowed over six starts … his 1.74 ERA was the lowest monthly mark of his career, and he became the first Sox pitcher to record a sub-2.00 ERA in May since Sale (0.87) in 2013 … became the first White Sox pitcher to win an AL monthly honor since Sale in June 2015, and the first RHP since Peavy in April 2012 ... Earned his third win on 5/7 at Cleveland after allowing three hits with eight strikeouts over 7.1 scoreless IP … extended his road winning streak to four games on 5/12 at Toronto (1 ER/7.0 IP) … retired the final 12 batters and 15 of the last 16 ... Short But Complete: Threw his first career complete game on 5/18 vs. Toronto, allowing one run on three hits over 5.0 IP … the game was called due to rain following the top of the fifth … it marked the first complete game by a Sox pitcher since Sale on 9/16/16 at Kansas City, snapping a streak of 382 games … the streak was the longest in club history and fourth-longest in MLB history (STATS LLC) ... Fully Complete: Recorded his second straight complete game and first career shutout on 5/24 at Houston … allowed just four hits (all singles) and one walk and struck out nine … retired 17 of the final 19 Astros faced, allowed only one runner to reach second base and threw 82 of 107 pitches for strikes … became the first Sox pitcher to record a complete-game shutout since Sale on 4/15/16 vs. Tampa Bay and the first to throw back-to-back complete games since Sale from 5/13-19/16 … it also marked the first 9.0-IP complete game by a Sox pitcher since Sale on 9/16/16 at Kansas City, and the first by a RHP since Samardzija on 9/21-1/15 at Detroit ... Became the fourth pitcher in MLB history with zero complete games in his first 50-plus career starts before recording his first two in consecutive outings, joining Ricky Bones, Dallas Braden and Tim Lincecum (STATS LLC) ... Recorded a career-high 22.0 scoreless IP streak from 5/28- 6/8 … improved to 7-1 on 5/28 vs. the Royals … surrendered a three-run homer to Alex Gordon in the first before retiring 23 of the final 25, including 14 straight in one stretch ... Was named AL Player of the Week for 5/27-6/2 after going 2-0 with a 1.76 ERA (3 ER/15.1 IP) in two starts to earn his first career weekly honor … capped the week on 6/2 vs. Cleveland with 7.1 scoreless IP ... First to 10 W's: Became the first 10-game winner in the majors on 6/14 vs. the Yankees, allowing one run on four hits over 6.0 IP … became the second pitcher since 1920 to win eight straight starts while allowing five or fewer hits in each outing, joining Randy Johnson (nine from 1999-2000; STATS LLC) ... His winning streak ended on 6/19 at the Cubs when he gave up six runs (three homers) on seven hits with nine strikeouts over 4.1 IP … the six runs allowed matched his total from his previous eight starts (57.1 IP) ... Suffered the loss on 7/6 vs. the Cubs after allowing six runs on four hits and five walks over 4.0 IP ... First-Time Star: Made his first AL All-Star Team via the Player Vote, joining teammates José Abreu and James McCann at the Midsummer Classic in Cleveland … pitched a scoreless fourth inning, including a strikeout of Cody Bellinger ... Made a pair of quality starts to open the second half on 7/15 at Kansas City (L, 3 ER/6.0 IP) and 7/20 at Tampa Bay (ND, 1 ER/6.2 IP) before allowing a career-high four home runs in a loss on 7/25 vs. the Twins (three to Nelson Cruz) ... Grab Some Bench: Struck out 10-plus batters over three straight starts from 8/11-21, becoming the first Sox pitcher to accomplish the feat since Sale from 5/28-6/30/15 (five) … fanned a career-high 13 in a loss on 8/11 vs. Oakland (2 ER/6.0 IP), followed by 11 in a win on 8/16 at the Angels and 12 on 8/21 at Minnesota (see note below) ... Complete Shutdown: Recorded his third complete game and second shutout of the season on 8/21 at the Twins, allowing three hits with no walks and 12 strikeouts … permitted just one runner to reach second base … became the first White Sox pitcher since Gary Peters on 7/15/63 vs. Baltimore to throw a complete-game shutout with zero walks and 12-plus strikeouts, and the first with 10-plus strikeouts in a shutout since Wilson Álvarez (11) on 6/15/93 at Baltimore ... Collected his second career hit on 9/1 at Atlanta, a single off Julio Teherán ... Was winless over his final four starts despite working at least 6.0 IP in each outing … made his final start of the season on 9/12 vs. Kansas City (L, 5 ER/6.0 IP) ... Missed the final two weeks of the season after being diagnosed with a mild right lat strain on 9/16 … was placed on the injured list on 9/17 (retro to 9/14).
2018
American League Leaders: T6th GS (32) ... Led the White Sox with 10 wins in his first full major-league season … his 32 starts nearly tripled his major-league total of 11 entering the season ... Was one of three AL pitchers age 24 or younger to record at least 32 starts and 170.0 IP, joining teammate Reynaldo López (24) and Luis Severino (24) of the Yankees ... Ranked last among qualifying major-league pitchers in ERA (6.13), opponents on-base percentage (.350), walks per 9.0 IP (4.67) and SO/BB ratio (1.39) ... His 6.13 ERA was the third-highest total in White Sox history among qualifying pitchers behind Jaime Navarro (6.36 in 1998) and Pat Caraway (6.22 in 1931) ... Home and Road: Went 3-7 with a 7.80 ERA (63 ER/72.2 IP) in 15 starts at home and 7-6 with a 4.92 ERA (55 ER/100.2 IP) in 17 road starts … made seven straight quality starts on the road from 7/8-9/10, going 4-1 with a 3.11 ERA (16 ER/46.1 IP) ... By the Numbers: The Sox went 14-18 in his starts … made 15 quality starts, averaged 94.0 pitches per start, received 5.04 runs of support per 9.0 IP, lasted 2.0 IP or less four times and gave up seven-plus runs five times ... Right and Left: Held right-handed batters to a .227/.327/.427 (73-321) average, while lefties batted .271/.372/.461 (93-343) ... Better With Age: Posted a 9.29 ERA (64 ER/62.0 IP) in the first two innings and 3.82 (44 ER/103.2 IP) from innings 3-6 … opponents hit .276 (66-239) the first time through the lineup, but .238 (56-235) the second time and .225 (41-182) the third time ... Made his first career Opening Day roster … made his season debut on 3/31 at Kansas City, receiving a no decision after allowing three runs on four hits over 6.0 IP ... Lost his home debut on 4/7 vs. Detroit (5 ER/5.2 IP) … first pitch temperature was 32 degrees … suffered his third straight loss on 4/21 vs. Houston, allowing a career-high nine runs on
five hits and seven walks over 2.0 IP ... Faced the minimum 17 batters through 5.2 IP on 5/2 at St. Louis before allowing a homer to pitcher Carlos Martínez ... Earned the win on 5/13 at the Cubs (3 ER/5.2 IP) … walked a career-high tying seven batters, hit a batter, threw three wild pitches and yielded five steals … became the third Sox pitcher since 2005 to win with seven-plus walks, joining Derek Holland (8/8/17 vs. Houston) and Gavin Floyd (4/13/09 at Detroit) ... Worked a career-low 1.1 IP on 5/24 vs. Baltimore, allowing seven runs on six hits (two home runs) and three walks ... Carried a no-hitter through 5.1 IP on 6/28 vs. Minnesota … pitched into the eighth inning for the first time in his career on 6/22-2 vs. Oakland ... Went 5-2 with a 3.82 ERA (26 ER/31.1 IP) over 10 starts from 7/8-8/30 … suffered the loss on 7/8 at Houston despite allowing just two runs on three his over a career-high 7.1 IP … worked 6.1 scoreless IP in a win on 7/15 vs. Kansas City ... Posted a ND on 8/3 at Tampa Bay despite allowing one run on two hits in 7.0 IP … carried a one-hit shutout into the eighth ... Earned his 10th victory on 8/25 at Detroit, allowing one run on three hits over 7.0 IP … retired 16 of the final 17 batters he faced, including 11 straight from the second-sixth … carried a two-hit shutout into the seventh on 8/30 vs. Boston ... After going 3-1 with a 3.86 ERA (16 ER/37.1 IP) and 40 strikeouts over six starts in August, fell to 0-4 with a 9.27 ERA (23 ER/22.1 IP) and 14 strikeouts over five starts in September ... Posted a no decision on 9/10 at Kansas City despite making his seventh straight quality start on the road (3 ER/7.0 IP) … lost his final start of the season on 9/28-2 at Minnesota, giving up seven runs over a career-low tying 1.1 IP (third time).
2017
Made 24 starts with Class AAA Charlotte and seven with the White Sox in his first season in the organization...Allowed three earned runs or less six times, two or less five times and one or less four with the Sox ...Recorded a 0.95 WHIP, .190 (31-163) opponents average, .645 opponents OPS and .190 BABIP...Limited right-handers to a .181 (15-83) mark … opponents were 3-26 (.115) with RISP and 1-15 (.067) with RISP/two outs...Was recalled on 8/23 and made his White Sox debut that night vs. Minnesota (4 ER/6.0 IP; 3 HR)...Went 3-2 with a 1.83 ERA (8 ER/39.1 IP), 30 strikeouts, a .177 (25-141) opponents average and 0.94 WHIP over his final six starts … five of the outings were quality...Earned his first win with the Sox on 8/27 vs. Detroit, allowing just three hits over 7.0 scoreless IP...Allowed one run and struck out a career-high 10 over 7.0 scoreless IP on 9/3 vs. Tampa Bay … became the first White Sox pitcher to strike out 10-plus batters within his first three starts with the club since Chris Sale in 2012... Received a ND on 9/13 at Kansas City, allowing one run on four hits in 6.1 IP … became the 15th Sox pitcher to make four-plus straight starts of 5.0-plus IP and four hits or less allowed...Earned the win in his final start of the season on 9/24 vs. Kansas City … allowed just one run on five hits over 7.0 IP...Began the season with Charlotte … at the time of his promotion, ranked among the IL leaders in shutouts (2nd), starts (T2nd), strikeouts (3rd), SO/9.0 (4th, 9.37) and IP (7th)... Made 10 quality starts, allowed two runs or less eight times and worked 7.0-plus IP in five outings … recorded double-digit strikeouts on 6/5 vs. Durham (11) and 7/8 at Louisville (10)...Went 3-1 with a 1.71 ERA (6 ER/31.2 IP), 28 strikeouts and just two home runs allowed over his final five starts... Threw his first professional no-hitter on 5/25-1 vs. Syracuse (7.0 IP), marking the first no-hitter in BB&T Ballpark history … … was named IL Pitcher of the Week for 5/22-28...Entered the season ranked by MLB.com as the No. 12 Prospect in baseball and No. 2 Prospect in the Sox organization...Entered the season rated by Baseball America as the No. 25 Prospect in baseball and No. 2 in the Sox organization … also tabbed as possessing the Best Curveball in the Sox system.
2016
Appeared in six games (four starts) over four stints with Washington in his first major-league season … made a combined 21 starts between Class A Hagerstown, Class AA Harrisburg and Class AAA Syracuse. His contract was purchased from Harrisburg on 6/28 and made his major-league debut that day as the starter vs. New York-NL … tossed 4.0 scoreless IP, allowing one hit with his first career strikeout (Asdrubal Cabrera). At the time of his promotion, ranked second in the EL in strikeouts per 9.0 IP (9.1), seventh in strikeouts (72) and ninth in ERA (3.17). Recorded four strikeouts in his second career start on 7/7 at the Mets (4 ER/3.2 IP) … was optioned to Syracuse following the game … was recalled on 7/24 and made his third start that day vs. San Diego (2 ER/3.1 IP) … was optioned back to Syracuse following the game. Was recalled a third time on 8/28 … suffered his first career loss that day vs. Colorado (4 ER/5.0 IP) … was optioned back to Syracuse following the game … was recalled for the fourth and final time on 9/6, making two relief appearances. Went a combined 6-5 with a 2.97 ERA (38 ER/115.1 IP), 116 strikeouts and a .239 (104-435) opponents average over his three minor-league stops … averaged 9.1 strikeouts per 9.0 IP and led all Nationals minor-leaguers in ERA. Earned EL Pitcher of the Week honors for the period of 6/6- 12, going 2-0 with a 0.69 ERA (1 ER/13.0 IP) and 20 strikeouts in two starts … struck out a minor-league, career-high 12 over 7.0 IP on 6/10 vs. Akron. Entered the season rated as the No. 1 Prospect in the Washington organization and the No. 5 Prospect in baseball by Baseball America … was ranked by MLB.com as the No. 3 Prospect in MLB in their preseason rankings. Following the season, was rated by Baseball America as the No. 5 Prospect and Best Pitcher in the Eastern League. Sox acquisition recommended by John Tumminia/Keith Staab.
2015
Combined to go 7-7 with a 3.15 ERA (41 ER/117.0 IP), 131 strikeouts and a .253 (113-447) opponents average in 21 appearances (19 starts) between Class A Potomac and Harrisburg … averaged 10.1 strikeouts per 9.0 IP and posted a 3.54 strikeout-to-walk ratio (37 BB) ... Ranked second among Nationals farmhands in strikeouts and fourth in ERA … was named a MiLB.com organizational All-Star ... Went 6-7 with a 3.55 ERA (41 ER/104.0 IP) in 19 starts, and 1-0 with 0.00 ERA (0 ER/13.0 IP) over two relief appearances... Was named to Team USA in the SiriusXM All-Star Futures Game in Cincinnati … started the game, allowing two hits with one strikeout over 2.0 scoreless IP... Was named the Eastern League Pitcher of the Week for the period of 8/10-16 … earned the win in his only start during that span, allowing just one hit and one walk while striking out 11 over 7.0 scoreless IP ... Went 4-1 with a 2.41 ERA (10 ER/37.1 IP) and 38 strikeouts over his last six starts with Harrisburg ... Entered the season ranked as the No. 1 Prospect in the Washington system by Baseball America and MLB.com … was also rated by Baseball America as the No. 7 Prospect in baseball and Possessing the Best Fastball and Best Curveball in the Nationals organization ... Following the season, was rated by Baseball America as the No. 1 Prospect in the EL and Carolina League.
2014
Was named Nationals Minor League Pitcher of the Year after spending the entire season with Hagerstown ... Was named South Atlantic League Outstanding Major League Prospect and Outstanding Pitcher ... Held opponents to a .197 (70-356) average … right-handers batted .175 (32-182) while lefties hit .220 (38-173) ... Limited opponents to a .130 (9-69) average with RISP and a .138 (4-29) mark with RISP/two outs ... Averaged 10.1 strikeouts per 9.0 IP (110 SO/98.0 IP) and recorded a 3.93 strikeout-to-walk ratio (28 BB) ... Earned SAL Pitcher of the Week honors for the periods of 6/23-29 and 7/21-27 ... Was selected to Team USA for the SiriusXM All-Star Futures Game in Minnesota … suffered a blown save, allowing two runs on two hits over 0.2 IP in relief ... Went 8-0 with a 1.82 ERA (10 ER/49.1 IP) over his last nine starts of the season ... Following the season, was rated the No. 1 Prospect in the SAL and named an All-Star by Baseball America … was named an organizational All-Star by MiLB.com ... Entered the season rated as the No. 1 Prospect and Possessing the Best Fastball and Best Curveball in the Nationals system by Baseball America.
2013
Combined to go 2-1 with a 2.21 ERA (8 ER/36.2 IP), 39 strikeouts and a .217 (28-129) opponents average over 11 starts between the Gulf Coast League Nationals and Class A Auburn ... Was rated by Baseball America following the season as the No. 2 Prospect in the GCL... Entered the season ranked by Baseball America as the No. 2 Prospect and Possessing the Best Fastball and Best Curveball in the Washington organization.
2012
Made just one start with the GCL Nationals before undergoing Tommy John surgery on 9/13 … the surgery was performed by Dr. Lewis Yocum... Was ranked by Baseball America as the No. 9 prospect in the draft … was signed by Mark Baca (Nationals).
