Buffalo Bills quarterback Josh Allen (head) explained that he was a little beat up in the Week 5 loss to the Houston Texans on Sunday. Allen was shaken up on a play in the second half, and backup Mitchell Trubisky came into the game briefly. "Big shot to the chest. Rolled my ankle. They flagged me for hitting my head, but felt good enough to go back in," Allen said. The 28-year-old was quickly cleared for a concussion on the sideline and returned to the contest to finish just 9-for-30 passing ...