Ian Kennedy has been scratched from Monday's start due to a cut on his right index finger.
Chris Davis smashed a grand slam in Friday's win over the Twins.
Jorge Soler blasted a pair of home runs and drove home three, powering the Cubs to a 7-2 victory over the Cardinals on Friday.
Mookie Betts blasted the first grand slam of his major league career, leading the Red Sox to an 8-4 victory over the Rays in Tampa Bay on Friday.
Justin Upton belted his 26th home run of the season on Friday, powering the Braves to a 5-2 victory over the Marlins.
Royals designated LHP Bruce Chen for assignment.
Mets manager Terry Collins said Friday that Daniel Murphy (calf) is "looking at quite a lengthy DL stint."
Reds manager Bryan Price said that Joey Votto (quad) had "some fairly significant discomfort" when fielding ground balls on Wednesday.
Cardinals activated C Yadier Molina from the 15-day disabled list.
Anthony Rizzo (back) remained out of the Cubs' lineup Friday.
Masahiro Tanaka (elbow) has been shut down from throwing due to "general soreness" in his pitching arm.
Pedro Alvarez (foot) remained out of the Pirates' lineup Friday.