Chargers stay grounded in 22-10 win over Bills

Luck throws 4 TDs, Colts rout Jaguars 44-17

Bengals stay unbeaten with 33-7 win over Titans

Injuries mounting, but Lions beat Packers 19-7

Smith throws for 3 TDs, Chiefs top Dolphins 34-15

Roethlisberger, Steelers top Panthers 37-19