180225-N-NQ487-455 ATLANTIC OCEAN (Feb. 25, 2018) Secretary of the Navy (SECNAV) Richard V. Spencer, right, speaks with Sailors in a galley during his visit aboard the aircraft carrier USS Harry S. Truman (CVN 75). Harry S. Truman is underway for composite training unit exercise (COMPTUEX), which evaluates the strike group's ability as a whole to carry out sustained combat operations from the sea - ultimately certifying the Harry S. Truman Carrier Strike Group for deployment. (U.S. Navy photo by Mass Communication Specialist 3rd Class Kaysee Lohmann/Released)