Bills rookie running back was able to participate in some football-related activities at practice as he tries to clear the concussion protocol.

That means he's at least in Step 3 of the NFL's 5-step protocol to return to play. Davis, 25, sustained a concussion when he took a shoulder to the helmet from Denver safety Brandon Jones in ...

On Friday, the Eagles moved to 5 1/2-point favorites to beat Green Bay. There are five phases in the concussion protocol, with the final one clearance by an independent neurological consultant.