200516-N-OW019-0093 PACIFIC OCEAN (May 16, 2020) The aircraft carrier USS Nimitz (CVN 68) steams in the Pacific Ocean during a composite training unit exercise (COMPTUEX) as flagship of the Nimitz Carrier Strike Group (GSC). COMPTUEX is an intensive exercise designed to fully integrate units of the CSG, while testing its ability as a whole to carry out sustained combat operations from the sea. (U.S. Navy photo by Mass Communication Specialist 2nd Class Logan C. Kellums/Released)