ATLANTIC OCEAN (Oct. 11, 2021) Quartermaster Seaman Carey Belcher, from Chicago, uses a sextant on the bridge of the Nimitz-class aircraft carrier USS Harry S. Truman (CVN 75). Harry S. Truman is operating in the Atlantic Ocean in support of naval operations to maintain maritime stability and security in order to ensure access, deter aggression and defend U.S., allied and partner interests. (U.S. Navy photo by Mass Communication Specialist 3rd Class Tyler Bergstrom)