190320-N-TB080-0001 ATLANTIC OCEAN (March 20, 2019) Machinist Mate (Nuclear) 2nd Class Casey Beauchamp closes a hatch during a general quarters drill aboard the Nimitz-class aircraft carrier USS Harry S. Truman (CVN 75). Harry S. Truman is underway conducting an independent steaming exercise to increase crew proficiency and maintain operational readiness. (U.S. Navy photo by Mass Communication Specialist Seaman Courtney Strahan/Released)