Cowboys QB Dak Prescott could miss 2 weeks with shoulder injury

An MRI showed Dallas Cowboys quarterback Dak Prescott had a muscle strain in his right shoulder, the team said Wednesday following the start of training camp.

Prescott pulled himself from drills and exited the team's first practice in pads with a sore throwing arm.

"I felt some soreness when making certain throws today, and I really just decided not to push things too far,'' Prescott said in a statement. "Better to be c