Jim Knowles landed at Penn State less than a week after helping Ohio State win the national championship. In those precious days following the College Football Playoff finale, the sought-after defensive coordinator had options from which to choose.

In a new interview, Penn State's defensive coordinator says he's going to build the No. 1 defense with the Nittany Lions.

New defensive coordinator Jim Knowles met the Penn State football media for the first time. Here's what we learned