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A U.S. Air Force F-35 Lightning II, assigned to the 421st Fighter Squadron, takes off during exercise Resolute Force Pacific 2025 at Matsushima Air Base, Japan, July 25, 2025. The exercise validates Pacific Air Forces’ capacity to lead large-scale agile combat employment and multinational contingency operations with more than 12,000 personnel and 400 aircraft being mobilized. (U.S. Air Force photo by Airman 1st Class Koby Mitchell)