(Arlington, TX)  --  Ohio State is the first national champion in college football's playoff era.  The Buckeyes beat the Oregon Ducks, 42-20, overcoming four turnovers to win the national title.  Heisman Trophy winner Marcus Mariota completed 24 of 37 passes for 333 yards and two touchdowns for the Ducks.  After the game, Mariota said he hasn't made a decision whether to skip his senior year and enter the NFL Draft.