The Cowboys will choose between a veteran career backup who has enjoyed mild success in limited playing time and an unproven former top prospect as they navigate Prescott's absence.

Cooper Rush is the next man up. But if Jerry Jones gets impatient about a playoff push, he could be usurped. Here are some candidates.

Despite having an opportunity to get an extended look at Trey Lance with Dak Prescott expected to go on injured reserve, the Dallas Cowboys don't plan

With Dak Prescott likely out at least four games in an anticipated move to injured reserve because of the star quarterback’s strained hamstring, the Cowboys are still buyers. Those were the words of owner and general manager Jerry Jones on his radio show Tuesday — trade deadline day — when he acknowledged the addition of Panthers receiver Jonathan Mingo without giving the name after updating the prognosis on his franchise QB.

With Dak Prescott likely out at least four games in an anticipated move to injured reserve because of the star quarterback’s strained hamstring, the Dallas Cowboys are still buyers. Those were the words of owner and general manager Jerry Jones on his radio show Tuesday — trade deadline day — when he acknowledged the addition of Carolina receiver Jonathan Mingo without giving the name after updating the prognosis on his franchise QB.