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.

Here's what we saw during Ohio State football's open practice window Friday as the Buckeyes prepare to face Oregon in the Rose Bowl.

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?