Quarterback battle brews as Duke opens fall football campTransfer Walker Egat and redshirt freshman Dan Mahan are working to win the starting QB job. Transfer Walker Egat and redshirt freshman Dan Mahan are working to win the starting QB job. Transfer Walker Egat and redshirt freshman Dan Mahan are working to win the starting QB job. Transfer Walker Egat and redshirt freshman Dan Mahan are working to win the starting QB job. Duke's quarterback battle is brewing between transfer Walker Egat and redshirt freshman Dan Mahan.