In case of emergency, Blaine Gabbert.
That's who the Cardinals will be able to turn to -- if something unfortunate happens to Carson Palmer -- after they sign the quarterback to a one-year deal, which they intend to do on Thursday, NFL Network Insider Ian Rapoport reported, per a source informed of the situation. Gabbert is joining the team with the intention of competing with Stanton and former Miami (OH) passer Zac Dysert for the backup role, Rapoport added.
ESPN first reported the news.