Steele (0-1) took the loss against the Pirates on Thursday, surrendering five runs on six hits and one walk over 5.2 innings. He struck out seven.

Steele (hamstring) was activated from the 15-day injured list by the Cubs on Monday, Meghan Montemurro of the Chicago Tribune reports.

Steele (hamstring) will start Monday against the Padres as long as he gets through a bullpen session Saturday with no issues, Taylor McGregor of Marquee Sports Network reports.

Steele (hamstring) is scheduled to throw a bullpen session Saturday, after which he will be reevaluated to determine whether he's potentially ready to rejoin the big-league rotation, Tony Andracki of Marquee Sports Network reports.

Cubs manager Craig Counsell said Wednesday that everything went well in the rehab start for Steele (hamstring) with Triple-A Iowa, and he will meet with the team Friday after a Thursday workout, Taylor McGregor of Marquee Sports Network reports.

Cubs manager Craig Counsell said Monday that it's possible Steele (hamstring) could rejoin the rotation after his rehab start with Triple-A Iowa on Wednesday, Meghan Montemurro of the Chicago Tribune reports.

Manager Craig Counsell said Saturday that Steele (hamstring) will begin a rehab assignment at Triple-A Iowa on Wednesday, Meghan Montemurro of the Chicago Tribune reports.

Steele (hamstring) went through pitchers' fielding practice Tuesday, Maddie Lee of the Chicago Sun-Times reports.

Steele (hamstring) will throw a live batting practice session Sunday, Tony Andracki of Marquee Sports Network reports.

Steele (hamstring) will throw a bullpen session Saturday, Maddie Lee of the Chicago Sun-Times reports.