190423-N-EJ625-1109 NORFOLK (April 23, 2019) Cmdr. David Fassel relieves Cmdr. Mike Grubb as commanding officer of the Los Angeles-class fast-attack nuclear submarine USS Newport News (SSN 750), during a change of command ceremony held at Pier 3, on Naval Station Norfolk. (U.S. Navy photo by Mass Communication Specialist 2nd Class Sarah Horne/ Released)