'Jones was signed Wednesday and will get an opportunity to win a job as the primary kick returner, but it's too early to forecast whether he can earn that role. None of the players projected to be cut have given the Bills overwhelming evidence that they should earn a spot, but there is time in the preseason games for that to change. The top four look secure in their roles with McCoy the obvious starter, Williams his backup, Tolbert as the short-yardage specialist and blocker and DiMarco as a versatile fullback.'