Second baseman underwent surgery after dislocating his left shoulder with two weeks remaining in the regular season. Meanwhile, the team announced last week that third baseman Brett Harris underwent surgery to repair the UCL in his left thumb (link via Jason Burke of Sports Illustrated). The injuries cloud what were already the two weakest positions in the lineup heading into the winter.
Before landing on the injured list, Schmitt played his way into the starting lineup by excelling in Chapman's absence. In 14 games as Chapman's replacement, Schmitt hit .375/.444/.646 with four homers and 12 RBIs.