Defensive coordinator Jim Knowles recently discussed how the Ohio State Buckeyes have prepared for the team's upcoming rematch against the Oregon Ducks.

The Rose Bowl will be a battle between the Big Ten establishment (Ohio State) and a new-era bully (Oregon), with conference supremacy and a path toward a national championship at stake.

Ohio State's defense took a lot of heat for its lapses in an October loss at Oregon. What's different for the Buckeyes in the Playoff?