Reds closer Aroldis Chapman was brought on in a non-save situation Tuesday, leading 7-1 in the ninth inning, and struggled with his control, walking three batters before fanning the next two to close out the game.
Chapman had not pitched in six days prior to Tuesday.
Chapman, who had three strike outs overall on Tuesday, has not allowed a run and has K'd 22 batters in 11 2/3 innings this season.
The right hander had only three walks on the season before issuing three more on Tuesday.