A Japan Air Self-Defense Force civil engineer airman tries on an M50 gas mask during a bilateral exchange event at Misawa Air Base, Japan, June 21, 2017. Building friendships and enhancing mutual understanding were also vital pieces in this Pacific unity event. After long days of training, U.S. and Japanese CE airmen put on civilian clothes and hosted informal dinners to promote international partnerships. (U.S. Air Force photo/Senior Airman Deana Heitzman)
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