CHICAGO - SEPTEMBER 27: Mark Buehrle #56 of the Chicago White Sox walks in from the bullpen prior to the game against the Toronto Blue Jays on September 27, 2011 at U.S. Cellular Field in Chicago, Illinois. Buehrle's appearance could be his last in a White Sox uniform. The White Sox defeated the Blue Jays 2-1. (Photo by Ron Vesely) Subject: Mark Buehrle..