Colt McCoy may have played with concussion

Late in Thursday night’s loss to the Steelers, Browns quarterback Colt McCoy received the latest helmet-to-helmet hit from Steelers linebacker James Harrison. Two plays later, McCoy returned to the game. After the Steelers escaped with a 14-3 win, McCoy seemed like a guy who had suffered a concussion.  McCoy said he didn’t remember the hit,…