Cowboys put QB Dak Prescott on IR, elevate DB Josh Butler

(Photo credit: Tim Heitman-Imagn Images)
The Dallas Cowboys officially placed quarterback Dak Prescott on injured reserve and elevated cornerback Josh Butler to the active roster ahead of Monday night's game against the Houston Texans.

Prescott underwent season-ending surgery to repair a partial avulsion of his hamstring tendon last week.

Cooper Rush makes his second straight start under center Monday when the Cowboys (