Cardinals Open Fifth Round With Quarterback Clayton Tune

Team adds rookie to mix as Kyler Murray rehabs kneeDarren Urban

Another Texan has entered the Cardinals' quarterback room.

The Cardinals drafted Houston's Clayton Tune with the first of two fifth-round picks on Saturday, the fourth of five QBs with Texas roots -- joining Kyler Murray, Colt McCoy and David Blough. (Jeff Driskel can say he was a Texan too -- a Houston Texan.)

Murray is rehabbing his to