Staff Sgt. Fernando Acosta, an Aerospace Ground Equipment specialist with the 439th Contingency Response Flight, Westover Air Reserve Base, Mass, monitors a generator during preparation for exercise Swift Response 19, June 8, 2019, at Ramstein Air Base, Germany. Participation in multinational exercises like Swift Response enhances professional relationships and improves overall coordination with allies and partners during a crisis. (U.S. Air Force photo by Senior Airman Hanna Smith)