USC athletic director Mike Bohn resigns amid internal criticism and health concerns

USC athletic director Mike Bohn has resigned from his position.
Bohn cited ongoing health challenges and a desire to spend time with family as reasons for his departure.
Bohn arrived at USC four years ago and oversaw the firing of football coach Clay Helton and the hiring of Lincoln Riley.
Under Bohn's management, USC's athletics department transformed into a national powerhouse, with successful football and basketball programs.
USC faces immense pressure to hire a rock-solid new athletics director to oversee its move to the Big Ten.