Initially, the hope was that the injury wasn't too serious and that Prescott would be able to return to action after a couple of weeks on the sideline. Instead, Prescott found out he needed season-ending surgery to repair a hamstring avulsion – an injury that occurs when part of the hamstring tendon tears off the bone to which it is connected.

Cooper Rush's eighth career start filling in for Dak Prescott as quarterback of the Dallas Cowboys will be his first trying to bounce back immediately from a poor performance in a loss.