Cardinals GM John Mozeliak said Tuesday that John Gant (groin) can "start pushing a little bit" in his rehab.
Luke Weaver (back) could return to the rotation at Triple-A Memphis within a week.
FOX Sports' Ken Rosenthal confirms that the Pirates are promoting minor league infielder Gift Ngoepe.
Reds activated RHP Rookie Davis from the 10-day disabled list.
Reds optioned OF Phillip Ervin to Triple-A Louisville.
Cardinals signed RHP Mark Montgomery to a minor league contract.
Ryan Braun (foot) went 0-for-4 with a strikeout in Tuesday's rout of the Reds.
Buster Posey finished 2-for-3 with a walk and RBI in Tuesday's loss against the Dodgers.
Drew Stubbs was hitless in four at-bats with a pair of strikeouts in Tuesday's loss against the Dodgers.
Ty Blach allowed two earned runs, four hits and a walk with two strikeouts over five innings in a loss Tuesday against the Dodgers.
Justin Turner finished 2-for-4 with a run scored in Tuesday's game at San Francisco.
Kenley Jansen worked around two singles while recording four outs Tuesday at San Francisco for his fifth save of the season.
Clayton Kershaw allowed one earned run, six hits and a walk with seven strikeouts over seven innings in a win at San Francisco on Tuesday.
DJ LeMahieu finished 3-for-5 with a double, two runs scored and three RBI in Tuesday's game against the Nationals.
Charlie Blackmon finished 3-for-5 with a two-run home run, two runs scored and three RBI in Tuesday's game against the Nationals.