The Chicago Cubs are already down their trade deadline rotation upgrade. Right-hander Michael Soroka, who came over from the Washington Nationals in a three-player trade last week, exited Monday's game (CIN 3,

Starting pitcher Michael Soroka is heading to the injured list after exiting his first start as a member of the Chicago Cubs early on Monday.

The Cubs acquired right-hander Michael Soroka ahead of last week’s Trade Deadline with the idea that he could offer depth for both the rotation and bullpen. That plan is now in flux following a setback in the pitcher’s debut for the ballpark on Monday night.