That would be “frayed relations”, as in
Sources said it was unlikely Tennessee tailback Bryce Brown would be allowed to transfer to USC because he would need to permission from Tennessee.
Brown, the No. 1-ranked prep player in the nation in 2009 when Kiffin signed him, is attending classes at Tennessee but is not participating in spring drills.
“I’d be shocked if that happened,” a source said, citing the frayed relations over Kiffin’s January departure to USC. … [Emphasis added.]