ATLANTA -- Panthers quarterback Cam Newton suffered a concussion in Sunday's loss to the Atlanta Falcons, the team announced.

Derek Anderson took over for the Panthers in the fourth quarter.

Newton went to the locker room after taking a hard hit from Falcons linebacker Deion Jones on a two-point conversion attempt.

In other Week 4 injury news:

- Carolina Panthers linebacker Thomas Davis suffered a hamstring injury and was doubtful to return.

- Washington Redskins linebacker Ryan Kerrigan suffered an elbow injury and was listed as doubtful to return. Fellow linebacker Su'a Cravens was evaluated for a concussion.

- Chicago Bears wide receiver Kevin White suffered an ankle injury and was questionable to return.