Every Sunday, Boston Globe photographer Stan Grossfeld asks the subject of one of his photos to explain what's happening in the shot.

Who’s up today: Umpire Walter Bentson, 58, who has a less aggressive form of ALS, is applauded by players during the ninth annual 100 Innings of Baseball game to benefit ALS research and the Angel Fund at Adams Field in Quincy. Bentson dropped his canes and spent a halfinning behind home plate at midnight, Oct, 21, 2012.