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  • Dak Prescott prepares for being a starter one day

    Dak Prescott is the Dallas Cowboys backup quarterback after Kellen Moore was injured Tuesday. (Star-Telegram/Max Faulkner)

Dak Prescott is the Dallas Cowboys backup quarterback after Kellen Moore was injured Tuesday. (Star-Telegram/Max Faulkner) mfaulkner@star-telegram.com
Dak Prescott is the Dallas Cowboys backup quarterback after Kellen Moore was injured Tuesday. (Star-Telegram/Max Faulkner) mfaulkner@star-telegram.com

JUST CHILL: Jerry Jones can’t hide his grin on QB Dak Prescott

August 22, 2016 8:59 AM