White Sox optioned RHP Junior Guerra to Triple-A Charlotte.
White Sox activated LHP Dan Jennings from the 15-day disabled list.
Tyler Flowers hit a solo home run in the 11th inning to lead the White Sox to a 2-1 win over the Cardinals on Tuesday.
Jose Abreu went 2-for-5 with an RBI single in a win over the Cardinals on Tuesday.
David Robertson got into a bit of trouble but escaped unscathed Tuesday, pitching a scoreless 10th inning to earn the save against the Cardinals.
Chris Sale struck out 12 batters over eight innings Tuesday, allowing one run in a no-decision against the Cardinals.
White Sox pitching prospect Terance Marin hurled seven shutout innings Tuesday for Triple-A Charlotte.
Jeff Samardzija was terrific for most of Sunday but lost it late in a loss to the Tigers.
Melky Cabrera went 3-for-4 with a solo home run in Sunday's loss to the Tigers.
The White Sox will skip Carlos Rodon's next turn in the rotation.
Jose Abreu is batting second for the White Sox in Saturday's game against the Tigers.
Matt Albers (finger) worked a scoreless inning in his first minor league rehab game with Triple-A Charlotte on Friday.
Adam Eaton led off his second consecutive game with a home run on Friday, though it went for naught in a losing effort against the Tigers.
Jose Quintana logged a quality start in a no-decision against the Tigers on Friday, surrendering three runs on 11 hits over his six innings of work.
White Sox sent RHP Hector Noesi outright to Triple-A Charlotte.