Jimmy Butler returned on Saturday after missing two weeks with a sprained left thumb. A bit of a surprise return at that, which was just what the Bulls needed after Derrick Rose was out after spraining his ankle in the second quarter of their Friday tilt against the Cleveland Cavaliers. Taj Gibson also missed the game with a sprained ankle suffered in the same game, leaving the Bulls a bit thin. Nearly every starter notched more than 30 minutes. Jimmy Butler,