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An 18th Aggressor Squadron F-16C Fighting Falcon connects to a 909th Air Refueling Squadron KC-135 Stratotanker for aerial refueling during the large force employment of exercise Cope North 16, Feb. 24, 2016, at Andersen Air Force Base, Guam. Through training exercises such as CN16, the U.S., Japan and Australian air forces develop combat capabilities, enhancing air superiority, electronic warfare, air interdiction, tactical airlift and aerial refueling.