Yankees placed RHP Joba Chamberlain on the 15-day disabled list, retroactive to April 28, with an oblique strain.
Rockies purchased the contract of OF David Dahl from Triple-A Albuquerque.
The Rangers expect Prince Fielder to undergo season-ending neck surgery later this week.
Maikel Franco (wrist) is back in the Phillies' lineup Monday against the Marlins.
Josh Reddick (back) has returned to the Athletics' starting lineup Monday against the Rangers.
Diamondbacks purchased the contract of RHP Braden Shipley from Triple-A Reno.
Mookie Betts (knee) has returned to the Red Sox lineup Monday versus the Tigers.
Russell Martin (knee) is back in the Blue Jays' lineup Monday versus the Padres.
Blue Jays activated OF Jose Bautista from the 15-day disabled list.
Yankees recalled RHP Luis Severino from Triple-A Scranton/Wilkes-Barre.
Craig Kimbrel (knee) threw around 20 pitches off the mound at Fenway Park on Monday.
According to Joel Sherman of the New York Post, the "Yankees' sense right now" is that Andrew Miller will not be traded ahead of the August 1 deadline.