Jim Knowles is at his most comfortable hiding in an office, door closed, with a cup of coffee as he dissects plays and draws up game plans. He's not a mystery in the Ohio State football facility, but ...

Jim Knowles coming back to Oklahoma would be outstanding ... to some crack tosses and things,” he said as he held a coffee cup with a McCafe logo just below his lips, “and our guys practiced ...

Naturally, there were questions about why new Penn State defensive coordinator Jim Knowles did that when he left Ohio State ...