With Oklahoma opening spring practice, here are three questions for the Sooners this spring:
1. Who will Baker Mayfield be handing off to?
Oklahoma lost a boatload of production from its backfield when Samaje Perine (the school's all-time leading rusher) and Joe Mixon (second nationally in all-purpose yardage last season) declared for the NFL draft. The Sooners, however, have several intriguing options this spring with which to replace them. Trey Sermon was one of the top high school running back recruits in the country, and he is enrolled early.