Chargers WR Mike Williams injures back in season finale

Los Angeles Chargers wide receiver Mike Williams sustained a back injury during Sunday's regular-season finale against the Denver Broncos and was ruled questionable to return.

Williams made a catch and was tackled with less than three minutes remaining in the first half. One Broncos defender landed on top of Williams with some force.

Williams had to be carted back to the locker room. He had four catches for 32 yards bef