SportsDay Insider: Cowboys' backup quarterbacks, Rangers rotation and weak college openers
SportsDay Insiders Kevin Sherrington, David Moore and Evan Grant discuss NFL cuts and Cooper Rush winning the backup QB job over Garrett Gilbert and Ben "Uncle Rico" DiNucci, who couldn't throw the ball over that mountain over there after all [3:03]. David contends Rush didn't win at all, but rather a miscalculation by the staff [7:55].
