Atlanta sends Billy Bullock from AAA Gwinnett to AA Mississippi.
Boston sends Jason Repko outright to AAA Pawtucket.
White Sox place Philip Humber on the fifteen day disabled list with a right elbow strain.
Milwaukee signs Livan Hernandez to a one year contract.
Oakland promotes Luke Hughes from AA Midland to AAA Sacramento.
St. Louis organization (AAA Memphis) releases Aaron Bates.
Texas signs Willie Eyre and assigns him to AAA Round Rock.
Texas designates Mark Hamburger for assignment.
Toronto promotes Yohan Pino from AA New Hampshire to AAA Las Vegas, then sent back to AA New Hampshire.