The Arizona Diamondbacks (@Dbacks) claimed LHP Edwin Escobar off waivers from the Boston Red Sox, optioned him to Triple-A Reno and designated RHP Matt Buschmann for assignment, as announced by D-backs Sr. Vice President & General Manager Dave Stewart.
 
Escobar, 24, has appeared in 3 games (1 start) with Triple-A Pawtucket this season, and has not allowed an earned run (7.0 IP). In 2015, he went 3-3 with a 4.97 ERA (28 ER in 50.2 IP) in 20 games (7 starts) with Pawtucket and Single-A Greenville.
 
In 2014, Escobar entered the season ranked by Baseball America as the San Francisco Giants' No. 2 prospect, and was selected to the World Team roster for the MLB All-Star Futures Game at Target Field. He was traded to the Red Sox on July 26, 2014, along with RHP Heath Hembree, for RHP Jake Peavy and cash considerations, and later made 2 relief appearances with Boston (1 ER in 2.0 IP).
 
In 8 Minor League seasons, the 6-foot-2, 225-pounder has gone 28-45 with a 4.15 ERA (284 ER in 615.1 IP) in 142 games (119 starts). He was originally signed by the Texas Rangers as a Minor League free agent on July 2, 2008, and traded to San Francisco on April 1, 2010 for LHP Ben Snyder.
 
Buschmann, 32, made 3 appearances with the D-backs in 2016 with a 2.08 ERA (1 ER in 4.1 IP).