RHP Johnny Hellweg will have right elbow "Tommy John" surgery today (Dr. James Andrews). Hellweg will miss the remainder of the 2014 season.
Hardball Talk "Brewers pitching prospect Johnny Hellweg, who was acquired from the Angels as part of the Zack Greinke swap in July of 2012, has been diagnosed with a torn ulnar collateral ligament and is expected to undergo Tommy John elbow surgery." April 23
Bad news in #Brewers MInor Leagues: RHP Johnny Hellweg has a torn elbow ligament & is heading to see Dr. Andrews. Details to come.