DOD Support to the Southern Border

Marines fire an M777 howitzer during Service Level Training Exercise 4-25 at Marine Corps Air-Ground Combat Center Twentynine Palms, Calif., July 11, 2025. The exercise provides a realistic training environment that produces integrated, combat-ready forces.

Sailors assigned to the USS Cole oversee a calibration test fire in the Caribbean Sea, July 9, 2025.

Army Capt. Matthew Antonio, assigned to Joint Task Force Southern Border, uses a ground-based operational surveillance system near Yuma, Ariz., July 7, 2025, to protect the territorial integrity of the U.S.

Navy Petty Officer 1st Class Albert Hernandez conducts maintenance on an MK 38 25 mm machine gun prior to a calibration test fire aboard the USS Cole in the Caribbean Sea, July 10, 2025.

A Marine assigned to Joint Task Force Southern Guard stands on the flight line as a plane carrying passengers who entered the U.S. illegally prepares to depart Naval Station Guantanamo Bay, Cuba, July 10, 2025.

Soldiers assigned to Joint Task Force Southern Border use a ground-based surveillance system to detect and monitor for illegal activity in Yuma, Ariz., July 7, 2025.

Army Pfc. Janelle Owens, assigned to Joint Task Force Southern Border, uses a ground-based surveillance system near Yuma, Ariz., July 7, 2025. The mobile, self-contained surveillance system allows for persistent observation and threat detection.

Marine Corps Capt. Solomon Ott fires a Mark 17 pistol with others during Continuing Promise 2025 at Jaramijó Naval Base, Ecuador, July 8, 2025. The 16th iteration of the U.S. 4th Fleet/U.S. Naval Forces Southern Command-led mission aims to foster goodwill and strengthen partnerships between host nations, nonfederal entities and international organizations.

Marine Corps Lance Cpl. Justin Mercado-Henriquez, left, and Cpl. Jose Nunez defend an area with an M240B machine gun during a simulated assault and seizure at Glen Airfield, Queensland, Australia, July 5, 2025.

Marine Corps MV-22 Ospreys conduct aerial operations during Atlantic Alliance 25 at Fort Drum, N.Y., July 7, 2025. The exercise maintains joint amphibious capabilities while implementing aircraft and ground support elements.

Army Sgts. Carlo Giron Alvarez and Logan Armstrong repair concertina wire along the southern border in El Paso, Texas, July 3, 2025. Soldiers routinely repair breaches in the barrier to ensure gaps or damages are reinforced.

Army Spc. Fernando Ben provides security as fellow soldiers repair concertina wire along the southern border in El Paso, Texas, July 3, 2025.

Navy Lt. Maria McCloud stands watch on the starboard bridge wing of the USS Cole during maritime interdiction operations in the Caribbean Sea, July 8, 2025.

Marine Corps Cpl. Calvin Burke activates a Skydio X2 small unmanned aerial system during a simulated assault and seizure at Glen Airfield in Queensland, Australia, July 7, 2025.

Coast Guardsmen and Marines fire an M240B machine gun at a range during Atlantic Alliance 25 at Fort Drum, N.Y., July 5, 2025. Atlantic Alliance is the premier naval integration exercise on the East Coast, spanning sites from North Carolina to Maine and featuring more than 25 U.S. Navy and Marine Corps units alongside Dutch naval forces and British Royal Navy commandos.

Marines participate in a land navigation course during Atlantic Alliance 25 at Fort Drum, N.Y., July 3, 2025. Atlantic Alliance is the premier naval integration exercise on the East Coast, spanning sites from North Carolina to Maine and featuring more than 25 U.S. Navy and Marine Corps units alongside Dutch naval forces and British Royal Navy commandos.

Marine Corps Staff Sgt. Ronald Johnson II, right, and Maj. Jessica Del Castillo inspect an R80D SkyRaider small unmanned aircraft system during a combined arms live-fire exercise involving drones against targets at Camp Lejeune, N.C., July 3, 2025. It marked the first time munitions were fired from drones during live-fire training at Camp Lejeune.

Marines prepare to compete in a quarter-mile race against other service members during the 2025 Walter J. Macfarlane Memorial Canoe Regatta in Waikiki, Hawaii, July 4, 2025. They finished fourth out of six teams in the race, which honored the nation's military.

Army Lt. Gen. Allan Pepin, commander of U.S. Army North, talks with Marines assigned to Task Force 51 in Los Angeles, July 4, 2025. U.S. Northern Command established Task Force 51 to help protect federal workers and property in the greater Los Angeles area.

Soldiers assigned to Joint Task Force Southern Border patrol along a security barrier in Calexico, Calif., July 4, 2025.