However, Knowles wasn’t in attendance. About an hour later, reports surfaced that Knowles is leaving Ohio State to serve as Penn State’s next defensive coordinator. The move leaves Day searching for a replacement. Here’s who he might consider as he enters his seventh season as the Buckeyes' head coach.

After he helped guide Ohio State to a national championship, Jim Knowles is finalizing a deal with Penn State to become the highest paid defensive coordinator in college football, ESPN reported Sunday.