Cardinals don't have a QB controversy. They do have a good backup.
Cardinals release QB Colt McCoy, leaving position in flux as
Kyler Murray Out For Week 10
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Colt McCoy - NFL News, Rumors, & Updates
NFL notebook: Cardinals release QB Colt McCoy, leaving position in
Louisville routs Murray State 56-0 in home opener
Cardinals release Colt McCoy
Why Colt McCoy is starting for the Cardinals instead of Kyler
Cardinals release QB Colt McCoy, leaving position in flux as
Cardinals QB Colt McCoy Placed on Injured Reserve List - Sports
Colt McCoy's Friends Appear To Know What's Coming Today - The Spun
Cardinals release QB Colt McCoy, leaving position in flux as
Rams-Cardinals Game Could Feature Colt McCoy in Backup Battle
Arizona Cardinals Betting Preview (Ep. 1683) - Sports Gambling Podcast