Dallas Cowboys quarterback Dak Prescott (4) looks on as backup quarterback Kellen Moore (17) looks to pass during practice in Frisco, Texas, on Thursday.
Dallas Cowboys quarterback Dak Prescott (4) looks on as backup quarterback Kellen Moore (17) looks to pass during practice in Frisco, Texas, on Thursday. LM Otero AP
Dallas Cowboys quarterback Dak Prescott (4) looks on as backup quarterback Kellen Moore (17) looks to pass during practice in Frisco, Texas, on Thursday. LM Otero AP