Monday morning, the world of the Oklahoma Sooners was rocked by the sudden retirement announcement of longtime athletic director Joe Castiglione. Castiglione, 67, will serve his tenure for the rest of the upcoming academic year,

The University of Oklahoma announced the retirement of one of the biggest names in college athletics on Monday.

Oklahoma Sooners athletic director Joe Castiglione will retire from his full-time role in the upcoming school year, according to a report from ESPN's Pete Thamel. Once a new athletic director is hired, Castiglione will remain with the athletic department in an "emeritus" role, where he will serve as an advisor to the athletic department.