Zac Rosscup was expected to begin a rehab assignment with Triple-A Iowa on Saturday. Rosscup has been on the disabled list since May 14 due to left shoulder soreness. He'll likely only need a few outings before being ready to return to the Cubs. He hasn't allowed a run in four innings of relief this season.

An MRI on Zach Rosscup's left shoulder revealed only inflammation. It's not clear how long Rosscup will be sidelined, but the fact that he doesn't have any structural damage is obviously good news. Rosscup was unscored upon in four appearances before going on the DL earlier this week.

Cubs placed LHP Zac Rosscup on the 15-day disabled list, retroactive to May 10, with left shoulder soreness. It's unfortunate timing for the left-hander, as he hasn't allowed a run in four innings of work since being recalled. Jose Veras was activated to take his roster spot.

Cubs recalled LHP Zach Rosscup from Triple-A Iowa. Rosscup has made two scoreless appearances in two different stays with the big-league club this season. The left-hander deserves a lengthier look this time around.

Cubs optioned LHP Zach Rosscup to Triple-A Iowa. The 25-year-old southpaw appeared in two games during his brief time with the big league club, working 2 2/3 shutout innings while allowing just one walk and striking out a pair. He's likely to get another chance with the Cubs very soon.

Cubs recalled LHP Zach Rosscup from Triple-A Iowa. Rosscup tossed 1 2/3 perfect innings in a doubleheader earlier this season for the Cubs. The left-hander will serve as middle relief depth in the Chicago 'pen.

Cubs optioned LHP Zach Rosscup to Triple-A Iowa. Rosscup was the 26th man for Wednesday's doubleheader and tossed 1 2/3 perfect innings in an appearance. He should get another shot later this summer.

Cubs recalled LHP Zach Rosscup from Triple-A Iowa. Rosscup will serve as the Cubs' 26th man for the second half of Wednesday's doubleheader against the Yankees. He'll function as left-handed relief depth.