DOD Support to the Southern Border

Marine Corps Lance Cpl. Nicholas Lopez sights in during the Marine Air-Ground Task Force Warfighting Exercise, part of Service Level Training Exercise 4-25, at Marine Corps Air-Ground Combat Center Twentynine Palms, Calif., Aug. 20, 2025. The exercise produces combat-ready forces capable of operating as an integrated Marine air-ground task force across all domains.

Sailors render honors to Vice Chairman of the Joint Chiefs of Staff Navy Adm. Christopher W. Grady as he departs from the USS Abraham Lincoln in the Gulf of Alaska, Aug. 19, 2025. His visit aboard the aircraft carrier highlighted the capacity and capability of its strike group during Northern Edge 25, a U.S. Indo-Pacific Command-led exercise that aims to deliver high-end, realistic warfighter training that strengthens the air and sea-based combat readiness of U.S. and other participating forces.

Air Force Master Sgt. Geoffrey Nesbit provides direction to a South Korean airman while responding to a simulated ground attack during Exercise Ulchi Freedom Shield 25 at Osan Air Base, South Korea, Aug. 19, 2025. The exercise integrates U.S. and South Korean forces during side-by-side operations, furthering their ability to defend the Korean Peninsula.

Marines assigned to Joint Task Force Southern Border prepare concertina to place atop previously laid barbed wire on the southern border barrier in Yuma, Ariz., Aug. 19, 2025.

Navy Seaman Ernesto Cruz, left, assigned to Joint Task Force Southern Border, conducts an interagency medical evacuation training exercise in Yuma, Ariz., Aug. 15, 2025.

Marine Corps Cpls. Christian Trudeau, left, and Israel Garcia, both assigned to Joint Task Force Southern Border, place concertina wire on the southern border barrier in Yuma, Ariz., Aug. 19, 2025.

Marine Corps Cpls. Christian Trudeau, left, and Israel Garcia, both assigned to Joint Task Force Southern Border, place concertina wire on the southern border barrier in Yuma, Ariz., Aug. 19, 2025.

Army Staff Sgt. Cody Solomon, right, assigned to Joint Task Force Southern Border, hoists a simulated casualty onto an Army UH-60 Black Hawk during casualty evacuation training in Yuma, Ariz., Aug. 16, 2025.

Army Staff Sgt. Cody Solomon, left, and Marines, all assigned to Joint Task Force Southern Border, hoist a stretcher holding a simulated casualty onto an Army UH-60 Black Hawk during casualty evacuation training in Yuma, Ariz., Aug. 16, 2025.

A U.S. Air Force B-1B Lancer aircraft flies in formation alongside allied fighter jets over the Monument of Freedom in Riga, Latvia, during the Bomber Task Force Europe Exercise, Aug. 19, 2025. The exercise demonstrated NATO air forces' ability to operate together.

Soldiers assigned to Joint Task Force Southern Border shield a simulated casualty while executing a medical evacuation training exercise with AeroCare Medical Transport pilots in Yuma, Ariz., Aug. 18, 2025.

Soldiers assigned to Joint Task Force Southern Border provide tactical casualty combat care while executing a medical evacuation training exercise with AeroCare Medical Transport pilots in Yuma, Ariz., Aug. 18, 2025. AeroCare Medical Transport provides critical air care services to remote areas in order to ensure a layered medical support plan.

Army 1st Lt. Ethan Asaro, left, and Pfc. Daniel Flores, both assigned to Joint Task Force Southern Border, prepared a .50-caliber machine gun for live-fire training at McGregor Range Complex, N.M., Aug. 19, 2025.

Army 1st Lt. Ethan Asaro, assigned to Joint Task Force Southern Border, shoots a .50-caliber machine gun during live-fire training at McGregor Range Complex, N.M., Aug 19, 2025.

Marine Corps Cpl. Frank Albino, left, and Sgt. Stephanie Gutierrez perform maintenance on a CH-53E Super Stallion helicopter before an alert contingency Marine air-ground task force drill at Marine Corps Air Station Futenma, Japan, Aug. 18, 2025. The exercise is a simulated crisis response drill that is executed within 24 hours and prepares Marines to mitigate emergencies, provide humanitarian aid and counter threats to national interests in the Indo-Pacific region.

Coast Guardsmen assigned to Port Security Unit 311 and Marines assigned to 3rd Battalion, 4th Marines, 1st Marine Division, conduct a simulated port seizure during Exercise Arctic Edge 2025 at Port Mackenzie, Alaska, Aug. 13, 2025. The U.S. Northern Command-led exercise demonstrates joint force readiness in extremely cold weather as well as the military's commitment to strategic security interests in the Arctic region.

Army Spc. Rosa Ibarra crosses a two-rope bridge under the supervision of Chilean army mountain instructors during Exercise Southern Vanguard 25 in Antuco, Chile, Aug. 16, 2025. The exercise underscores the Army's enduring commitment to regional partnership, security and cooperation across the Western Hemisphere.

Marine Corps Lance Cpl. Marcus Duarte, assigned to Joint Task Force Southern Border, trains on a 120M motorized road grader in preparation for future roadway maintenance within the Barry M. Goldwater Range in Yuma, Ariz., Aug. 14, 2025. Road maintenance operations balance enhancing mobility with the preservation of environmental integrity to ensure safe and reliable travel for U.S. Customs and Border Protection, U.S. Border Patrol and Defense Department personnel in the Yuma Sector.

Marine Corps Sgt. Warring Vital ground guides Lance Cpl. Marcus Duarte, both assigned to Joint Task Force Southern Border, while Duarte trains on a 120M motorized road grader in preparation for future roadway maintenance in Yuma, Ariz., Aug. 14, 2025. Road maintenance operations balance enhancing mobility with the preservation of environmental integrity to ensure safe and reliable travel for U.S. Customs and Border Protection, U.S. Border Patrol and Defense Department personnel in the Yuma Sector.

A Texas National Guardsman installs concertina wire on the federal border wall in Brownsville, Texas, Aug.12, 2025. The purpose of this barrier is to serve as a physical and visual deterrent to illegal immigrants looking to cross into Texas illegally.