ESPN reports OU Athletic Director Joe Castiglione is set to retire, sources

NORMAN, Okla. (KFOR) - ESPN is reporting long-time University of Oklahoma Athletic Director Joe Castiglione is retiring.

Sources tell ESPN Castiglione will retire from his full-time role during the upcoming school year.

Castiglione will be entering his 28th year in the role.

KFOR has not independently confirmed the report.

-This story is developing