PHILADELPHIA (CBS) -- Top pitching prospect Andrew Painter underwent successful Tommy John Surgery on his right elbow in Los Angeles on Tuesday, the Phillies said. Painter also had ulnar nerve ...

The Pirates informed reporters on Wednesday, including Alex Stumpf of MLB.com, that catcher/first baseman Endy Rodríguez has undergone ulnar nerve transposition surgery. Stumpf says Rodríguez is ...

Red Sox right-hander Zack Kelly underwent an ulnar nerve transposition revision in his throwing elbow, the club announced. The Sox had announced a few weeks ago that Kelly would require surgery, ...

Miami Marlins outfield prospect PJ Morlando (elbow) had an ulnar nerve transposition on his left (non-throwing) elbow on Wednesday, according to MLB.com's Christina De Nicola. The timetable to return ...