Embattled Athletic's Director Rick Villarreal is stepping down; he will remain with the university until June 20.  University President Neal Smatresk stated a search for his replacement will begin immediately. Go to the Mean Green Blog for more details on this surprising story. https://twitter.com/brettvito/status/734762366462795780 EDIT: Official announcement from the North Texas Athletics Department: https://twitter.com/MeanGreenSports/status/734775399666745344