Blue Jays transferred LHP J.A. Happ from the 15-day disabled list to the 60-day disabled list.
Blue Jays purchased the contract of LHP Sean Nolin from Double-A New Hampshire.
Blue Jays placed LHP Darren Oliver on the 15-day disabled list, retroactive to May 19. with a left shoulder strain.
Nick Tepesch (blister) has been cleared to start Sunday in Seattle.
The St. Louis Post-Dispatch's Rick Hummel writes that Jake Westbrook (elbow) "does not seem to be seriously hurt but his rehabilitation program may be dialed back a little."
Chad Gaudin could get a shot in the Giants' rotation following the injury to Ryan Vogelsong (hand).
Royals manager Ned Yost said Jarrod Dyson (ankle) is likely "at least three weeks" away from returning.
The Indians are contemplating when to promote Carlos Carrasco.