PACIFIC OCEAN (Aug. 31, 2020) Sailors fire a Mark 38 machine gun during a live-fire exercise aboard the Nimitz-class aircraft carrier USS Carl Vinson (CVN 70). Carl Vinson is en route to San Diego after completing a 17-month scheduled docking planned incremental availability in Bremerton, Washington, during which the ship underwent a complete restoration and a system retrofit to accommodate F-35C Lightning II Joint Strike Fighter mission capabilities. (U.S. Navy photo by Mass Communication Specialist Seaman Aaron T. Smith)