Giants' Affeldt returns from knee injury
Affeldt, who was activated before Tuesday night's game with Arizona, had been on the DL since Aug. 24, when he twisted his knee while playing with his son on a Giants' day off.
He was 2-2 with a 5.46 ERA in 44 appearances before being injured. He missed 14 games.
Affeldt is 43-46 with a 3.94 ERA in 14 big league seasons.