Attended Tates Creek (KY) High School and the University of Kentucky...Was named Gatorade Kentucky High School Player of the Year in 2010... Went 6-0 with a 1.12 ERA and 76 strikeouts in 47.1 innings pitched during his senior season at Kentucky in 2013...set the Wildcats' single-season save record in 2013 with 23 saves.
Had one of the best seasons of his career before a right arm injury shut him down in late August and all of September...went 7-0 with a 4.44 ERA (26er, 52.2ip) in a career-high 50 relief appearances in what was his first year with the Giants... Tied for the sixth-most wins among all NL relievers... His seven relief wins were most by a Giants reliever since Jean Machi registered seven in 2014... Allowed just seven of 35 inherited runners to score (20.0%), the fourth-lowest figure among NL relievers behind Arizona's Andrew Chafin (11.3%), St. Louis' Giovanny Gallegos (15.9%) and New York's-NL Luis Avilan (18.2%)... Recorded the highest strikeout-to-walk ratio of his career (3.4 K/BB) and the lowest BB/9IP rate of his career (2.9)...his 9.7 K/9 rate was also a career-best... Made his second consecutive Opening Day roster (first with SF)...made the Nationals OD roster in 2018... Made his Giants debut March 29 at San Diego and allowed a run on three hits in 1.2 innings... Placed on the 10-day IL on May 25 with a right forearm strain...missed a total of nine games before being reinstated on June 5... Had his first career MLB plate appearance on August 11 vs. Philadelphia, lining out against RHP Blake Parker... Registered his first career save August 16 at Arizona, recording the final out in the 11th inning of a 10-9 win... Had a 5.65 ERA over his final 29 appearances of the season from June-August before his season-ending injury on August 26... Placed on the 10-day injured list August 27 with a right elbow strain...suffered the injury the night before on his birthday, pitching 0.2 innings and giving up two runs on one hit...was transferred to the 60-day injured list on September 6.
Made Washington's Opening Day roster and had four stints with the Nationals, going 0-2 with a 5.68 ERA (13er, 19.0ip)...Appeared in 20 games, his most since 2015 when he made 48 appearances for Los Angeles-AL...Went 1-1 with three saves and a 3.68 ERA (12er, 29.1ip) in 28 games with triple-A Syracuse...Struck out 38 batters over his 29.1 innings with triple-A (11.7so/9.0ip)...Finished the triple-A season, allowing one earned run in 13.2 innings (0.66 ERA), while striking out 14 batters compared to just two walks.
Spent the majority of the 2017 season with Triple-A Syracuse...Enjoyed two Major League stints in 2017...Went 4-for-4 in save opportunities while with Triple-A Syracuse...Surrendered just two home runs in 37.1 innings pitched.
In his first season in Washington's system, began the season at Triple-A Syracuse but also spent time with the GCL Nationals and short-season Single-A Auburn...Went 3-4 with a 4.57 ERA in 35 Minor League games between the three stops...Was recalled on Sept. 2 for first MLB assignment of season... Allowed an earned run in his second appearance (9/7 vs. ATL)...After Sept. 12, recorded a 0.00 ERA (4.1 IP), four strikeouts, one walk and four hits in seven appearances...Did not allow a baserunner in his final two appearances (1.0 IP)...Earned a hold on Oct. 2 vs. MIA (0.2 IP).
Made his Major League debut on June 14 vs. Oakland (1.0 IP, SO) after spending time at Double-A Arkansas and Triple-A Salt Lake...Did not allow a run in his first nine games (1-0, 3 holds) at the big league level...From June 14-Aug. 25, went 2-1 with eight holds and 1.65 ERA (6 ER/32.2 IP) in 32 games...Recorded 14 holds in 48 Major League games...Despite being a rookie, 29 of his 48 appearances were in "close and late" situations (plate appearances in the seventh inning or later with the batting team tied, ahead by one, or the tying run at least on deck, according to BaseballReference.com)...Surrendered just two home runs all season...Was one of 14 MLB pitchers to throw at least 40.0 innings and allow two or fewer home runs...At 96.1 miles per hour, his fastball ranked as the seventh-fastest among qualified MLB rookie relievers, according to FanGraphs.com...Posted a 57 percent groundball rate in 48 MLB appearances (MLB average was 46% in 2015)...Was very tough on right-handed hitters, holding them to a .214/.262/.286 line in 108 plate appearances...Went 1-0 with eight saves and a 2.25 ERA in 25 games between Arkansas and Salt Lake...Was named a Texas League mid-season All-Star...Took part in his first Major League Spring Training.
Began the season in San Diego's chain before being acquired by LAA on July 19...Recorded 16 saves in 29 games for Single-A Lake Elsinore and was promoted to Double-A San Antonio prior to the trade.
Reported to short-season Single-A Eugene following the 2013 First-Year Player Draft...Appeared in four games before being promoted to Single-A Fort Wayne for the remaInder of the season...Went 2-2 with four saves and a 2.50 ERA in 31 games in his first professional season.