Per Wikipedia:
While reviewing those records, Nutt's attorneys discovered a call to a number associated with a female
escort service, and alerted Ole Miss officials about it. Freeze claimed it was a misdialed number.
[19] School officials investigated, and discovered what they later described as "a concerning pattern" of similar calls dating back to shortly after he arrived in Oxford. On July 20, chancellor
Jeff Vitter and athletic director
Ross Bjork gave Freeze an ultimatum: resign or be fired for violating the
morals clause of his contract. Freeze opted to resign; offensive coordinator
Matt Luke was named interim coach.