Rear Adm. Richard Burgess, left, is relieved by Capt. David Skarosi as commanding officer of USS Gerald R. Ford (CVN 78) during a change of command ceremony in the ship’s hangar bay, May 12.

1968 is arguably the most historic year in modern U.S. history. Explore CNN’s “The Sixties,” Thursday at 9 p.m.

The U.S. Navy on Thursday suspended the active search for Gabriel Holt, a sailor assigned to the aircraft carrier USS Nimitz and who was last seen late Friday night near Gun Beach in Tumon.