Steve Smith, WR, Ravens: Tore his right Achilles' tendon in the third quarter vs. Chargers and is lost for the season.
Calvin Johnson, WR, Lions: Suffered an ankle injury and limped off the field with 10 minutes left in the fourth quarter vs. Chiefs.
Joe Haden, CB, and Donte Whitner, S, Browns: Sustained concussions on consecutive plays in the third quarter vs. Cardinals.
Ricardo Lockette, WR, Seahawks: Taken off the field on a stretcher after being knocked down by a blindside hit on a kickoff vs. Cowboys, but could be seen talking and moving both hands as the stretcher was loaded on a cart.
Ryan Fitzpatrick, QB, Jets: Suffered a reported ligament injury to his left thumb in the first quarter vs. Raiders.
Reggie Bush, RB, 49ers: Slipped on some concrete near the stands and hurt his knee in the first quarter vs. Rams.