Michael Soroka’s Chicago Cubs debut lasted only two innings. And now the next time he will pitch in a Cubs uniform is concerningly unclear. Soroka departed after the second inning Monday because of right shoulder discomfort in the Cubs’ ugly 3-2 loss to the Cincinnati Reds at Wrigley Field.

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, CHC 2) with shoulder discomfort and is headed to the injured list. Soroka was two innings into his first start with the Cubs.

Michael Soroka exited his Chicago Cubs debut after two innings on Monday, and the right-hander is headed for the injured list because of right shoulder soreness. Manager Craig Counsell announced postgame that the team would replace the newcomer on the roster.