by Dallas Cowboys Mailbag, Nick Harris & Mickey Spagnola
Last week, Terry Bradshaw said that Dak Prescott needs to have more of an edge, that "As a player, you do not win a Super Bowl without some serious attitude." I think Dak is a great leader, but I also admit I'd like to see more of that "edge" from him. What do you think? - Ryan Williams/Omaha, NE
Nick Harris: I think