Activists asked that the federal government be held in contempt over conditions at border stations in Texas after "appalling" conditions were reported.
Corey Scott had been granted immunity, but his testimony directly contradicted his previous statements, Navy officials said.
The Commodores top the Wolverines, keeping the Big Ten from its first CWS title since 1966.
Dr. George Tyndall was taken into custody on charges involving 16 women.
The software update was supposed to improve safety after the jets were grounded worldwide following two fatal crashes.