Kyle Gibson pitched well before scuffling late in Saturday's loss to the Rays, striking out seven while allowing four runs across 6 1/3 innings.
Buster Posey was scratched from Saturday's game against the Angels with back tightness.
Tyler Thornburg (shoulder) will rejoin the Red Sox during their next homestand and is likely to throw live batting practice.
Athletics optioned RHP Josh Lucas to Triple-A Nashville.
Yoan Moncada's removal from Saturday's game against the Astros was described as a manager's decision.
Athletics reinstated RHP Yusmeiro Petit from the family medical emergency list.
Yoan Moncada was removed from Saturday's game against the Astros with a possible injury.
Phillies optioned LHP Hoby Milner to Triple-A Lehigh Valley.