170405-N-VR594-015 PACIFIC OCEAN (April 5, 2017) The Arleigh Burke-class guided-missile destroyer USS Pinckney (DDG 91) transits the Pacific Ocean while underway conducting a composite training unit exercise (COMPTUEX) with the Nimitz Carrier Strike Group in preparation for an upcoming deployment. COMPTUEX tests the mission readiness of the strike group's assets through simulated real-world scenarios and their ability to perform as an integrated unit. (U.S. Navy photo by Mass Communication Specialist Seaman Kelsey J. Hockenberger/Released)