Jared C. Tilton/Getty Images Max Brosmer is battling two other veteran quarterbacks for the Minnesota backup spot behind J.J. McCarthy. J.J. McCarthy is the undisputed QB1 on the Minnesota Vikings roster. But the backup-quarterback position is up for grabs. But according to Sports Illustrated Vikings , former University of Minnesota quarterback Max Brosmer should have the inside track to backing up the second-year Minnesota QB to his “unique quality” of wanting to be coached, according to