James Cook must prove his value to the Buffalo Bills, says GM Brandon Beane, as the team prepares for the new NFL season.

With Cook set to play on the final year of his rookie deal, he will have to wait before he can put pen to paper after the ...

James Cook is asking for $15M to stay with the Bills: Will Buffalo grant his wish or show him the way out? Cook, coming off back-to-back 1,000-yard seasons, has made it clear that he's ready for a ...