170925-N-IC246-0126 ATLANTIC OCEAN (Sept. 25, 2017) Fire Controlman 2nd Class Steven Tarver, from Dayton, Wyo., loads the Phalanx close-in weapons system aboard the Arleigh Burke-class guided-missile destroyer USS Winston S. Churchill (DDG 81) during exercise Formidable Shield 2017 Sept. 25. Formidable Shield is a U.S. 6th Fleet-led, Naval Striking and Support Forces NATO-conducted exercise designed to improve allied interoperability in a live-fire integrated air and missile defense environment using NATO command and control reporting structures. (U.S. Navy photo by Mass Communication Specialist Seaman Apprentice Raymond Maddocks/Released)