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Tech. Sgt. Jamar Jackson, aerial refueling boom operator, left, and Airman 1st Class Howard Landon, aerial porter, right, both from the 521st Contingency Response Squadron return fire during exercise PACIFIC DAGGER Feb. 7, 2025, at Westover Air Reserve Base, Mass. The 621st Contingency Response Wing designed the exercise to test the unit’s airfield-opening mission, adding cold weather as an additional challenge. (U.S. photo by Master Sgt. Tristan McIntire)