Cowboys blast Browns after Dak Prescott lands new contract

(Photo credit: Ken Blaze-Imagn Images)
Hours after agreeing to the richest contract in NFL history, Dak Prescott threw for 179 yards and one touchdown and the visiting Dallas Cowboys overwhelmed the Cleveland Browns' punchless offense in a season-opening 33-17 rout Sunday.

Prescott, who agreed to a four-year, $240 million extension, completed 19 of 32 passes but didn't need to do much more. Dallas limited Cleveland to on