Some surmise Joe Castiglione is retiring because college athletics is so demanding. Check out what he had to do when he first took over at OU.

Some surmise Joe Castiglione is retiring because college athletics is so demanding. Check out what he had to do when he first took over at OU.

Castiglione created the launch pad for the golden era of OU athletics. The Sooners have won 26 national titles during Joe C.’s tenure, 57.8% of all the national championships OU won in its history.