Alex Cobb allowed one run over 8 1/3 innings and struck out 12 batters in a 5-1 win over the Orioles on Saturday.
Astros placed OF George Springer on the 15-day disabled list with a fractured right wrist.
Twins recalled INF Miguel Sano from Double-A Chattanooga.
Buster Posey (head) is starting at first base for the Giants on Thursday afternoon against the Marlins.
Giants manager Bruce Bochy said he will back off Santiago Casilla for a few days due to fatigue.
Kris Bryant is out of the Cubs' starting lineup on Thursday afternoon against the Mets.
Michael Bourn will serve his one-game suspension Thursday.
Marlins activated RHP Jose Fernandez from the 60-day disabled list.
Dodgers signed RHP Yadier Alvarez.
Yordano Ventura (hand) allowed just one run over 5 1/3 innings Wednesday at Triple-A Omaha.
Giants activated RHP Matt Cain from the 15-day disabled list.
Giants placed RHP Tim Lincecum on the 15-day disabled list with a right forearm contusion.