The NFL and its players association say the required steps were followed when Buffalo Bills quarterback Josh Allen was evaluated for a concussion last week at Houston and cleared to return to the game.

Buffalo Bills quarterback Josh Allen struggled mightily against the Houston Texans Sunday, but his play wasn't the only thing that landed him in the headlines this past week. During the game, Allen was briefly evaluated for a concussion in the medical tent after hitting his head on the turf—and returned to play almost immediately.