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U.S. Marine Lance Cpl. Everett Bonilla, left, and Garrett Bruening, center, Chemical, Biological, Radiological and Nuclear responders assigned to Marine Wing Support Squadron 171, Marine Air Station, Iwakuni, Japan, receive CBRN detection guidance from U.S. Air Force Master Sgt. Molly Clune, right, 8th Civil Engineer Squadron Readiness and Emergency Management superintendent, during exercise Beverly Sentinel 26-4 at Kunsan Air Base, Republic of Korea, July 22, 2026. By exchanging tactics, techniques, and procedures, Airmen and Marines forged a dynamic and lethal operational playbook, honing capabilities to overcome complex challenges as a single, cohesive unit. (U.S. Air Force photo by Staff Sgt. Joshua DeGuzman)