Baker Mayfield throws a tantrum? A Jon Gruden sighting in Knoxville? So much for a light Saturday. November 18, 2017 by quixnet Baker Mayfield throws a tantrum? A Jon Gruden sighting in Knoxville? So much for a light Saturday.Washington Post The Heisman Five: Will Baker Mayfield’s Sideline Actions Against Kansas Hurt His Case?Sports Illustrated Baker Mayfield sets Big 12 Record | STATus UpdateFOXSports.com Full coverage