The Sooners bring back several key players on both sides of the ball from last year's playoff team. But they still have some key holes to fill, including at cornerback.
Departed: Zack Sanchez was a three-year starter and an All-Big 12 selection last season. He led the Big 12 with seven interceptions after picking off six passes the year before. Sanchez could have come back for 2016 but elected to leave early for the NFL draft.
Spring contenders: Senior Dakota Austin, junior Will Johnson, sophomore P.