Cowboys Officially Sign Former Broncos QB Mark Sanchez

FRISCO, Texas (AP/CBS4) – The Cowboys signed former Denver Broncos quarterback Mark Sanchez and waived Jameill Showers on Sunday in a swap of backup quarterbacks behind rookie starter Dak Prescott.
Dallas had to make room on the 53-man roster for Sanchez after signing the six-year veteran to a one-year contract. Tony Romo remained on the active roster amid uncertainly on how long he will be out with a broken bone in his back sustained in a preseason game.
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