Ohio State coach Ryan Day said Monday he'll assume the play-calling role offensively for the No. 2 Buckeyes in the College Football Playoff. Outgoing offensive coordinator Brian Hartline will focus on the wide receivers after accepting the head coaching position at South Florida earlier this month.

Brian Hartline was the offensive play caller during the Buckeyes regular season, but accepted the head coaching position at South Florida on Dec. 3. Hartline remains on the Buckeyes’ staff through the CFP and is coaching the wide receivers.

Urban Meyer shares strong reaction to Ohio State head coach Ryan Day’s sudden coaching decision days before the Cotton Bowl.

Ryan Day interviews LSU's Cortez Hankton to replace Brian Hartline at Ohio State. The receivers coach developed two first-round NFL draft

Throughout this season, Ryan Day and Ohio State have beaten almost every opponent they faced in the regular season into submission, with systematic domination on both sides of the ball. When the Buckeyes beat Michigan in Ann Arbor, their winning streak hit 16 games, going back to their national championship run last year.

Texas Longhorns head coach Steve Sarkisian is taking a page from Ohio State Buckeyes head coach Ryan Day's playbook.