Grand Prairie at El Paso, 8:05 p.m.
COMMISSIONER'S OFFICE - Suspended minor league free-agent SS Diory Paulino 50 games after testing positive for metabolites of a performance-enhancing substance in violation of the Minor League Drug Prevention and Treatment Program.
CHICAGO WHITE SOX - Optioned LHP Hector Santiago to Charlotte (IL). Assigned SS Greg Paiml to Birmingham (SL).
MINNESOTA TWINS - Recalled RHP Jeff Manship from Rochester (IL).
ARIZONA DIAMONDBACKS-Designated 1B Lyle Overbay for assignment.
HOUSTON ASTROS - Optioned 2B Brian Bixler to Oklahoma City (PCL). Recalled 1B Brett Wallace from Oklahoma City.
MILWAUKEE BREWERS - Optioned RHP Tyler Thornburg to Nashville (PCL). Recalled RHP Mike McClendon from Nashville. Fired bullpen coach Stan Kyles. Named Lee Tunnell interim bullpen coach.
SAN DIEGO PADRES - Placed LHP Joe Thatcher on the 15-day DL, retroactive to July 26. Recalled RHP Brad Boxberger from Tucson (PCL).
CHARLOTTE KNIGHTS - Added SS Tyler Saladino from Birmingham (SL). Sent C Damaso Espino to Birmingham.
EL PASO DIABLOS - Released LHP Taylor Wink.
KANSAS CITY T-BONES - Signed OF Adam De La Garza. Released OF Gus Milner.