Dak Prescott is out for the season with a hamstring injury. Here's what to know Cowboys backup QB Cooper Rush as he replaces Prescott.

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.

The fate of the Cowboys has looked bleak without Dak Prescott. Dallas' QB1 went down with a hamstring injury in the team's Week 9 loss to the Falcons, and the status of his return was questionable. Cooper Rush played in his absence against the Eagles in Week 10 and produced a miserable 34-6 loss,

Dallas Cowboys quarterback Dak Prescott will be sitting out the next "several weeks," CBS News Texas confirmed. The starting quarterback suffered a hamstring injury during the fourth quarter of Sunday's game against the Atlanta Falcons.

Dallas Cowboys star quarterback Dak Prescott is out for the season after undergoing surgery on his injured hamstring, setting up backup Cooper Rush to start aga

With Dak Prescott sidelined for the remainder of the season due to a hamstring injury that required surgery, the Cowboys are forced to go with a backup quarterback under center. Cooper Rush has served as Prescott's backup since 2017.