DOD Support to the Southern Border

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.

Texas National Guardsmen install 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.

Marine Corps Cpl. Dominic Miller trains on a 120M motorized road grader in Yuma, Ariz., Aug. 14, 2025, in preparation for future roadway maintenance to ensure safe and reliable travel for U.S. Border Patrol, Customs and Border Protection and Defense Department personnel in the Yuma Sector.

Army Sgt. 1st Class. Rylan Lavatto, left, and Capt. Mohamed Elmaola, both assigned to Joint Task Force Southern Border, review their communication capabilities with the Mexican Secretariat of National Defense at DeConcini Port of Entry, Nogales, Ariz., Aug.12, 2025.

Army Pvt. Dawson Mace, assigned to Joint Task Force Southern Border, installs a 1/2-ounce wheel weight on a tire at U.S. Border Patrol El Paso Sector Headquarters, Texas, Aug. 15, 2025.

Army Sgt. Deidre Fennell, assigned to Joint Task Force Southern Border, reinstalls a tire on an all-terrain vehicle at U.S. Border Patrol El Paso Sector Headquarters, Texas, Aug. 15, 2025.

Army 1st Lt. Brennan Liu, assigned to Joint Task Force Southern Border, secures concertina wire to an obstacle along the southern border near Sunland Park, N.M., Aug. 16, 2025.

Army Pvt. Alexander Letroadec, assigned to Joint Task Force Southern Border, secures concertina wire to an obstacle along the southern border near Sunland Park, N.M., Aug. 16, 2025.

Soldiers assigned to Joint Task Force Southern Border construct an obstacle along the southern border near Sunland Park, N.M., Aug. 16, 2025.

Army Staff Sgt. Erica Marroquin, assigned to Joint Task Force Southern Border, conducts a foot patrol with U.S. Border Patrol agents near Del Rio, Texas, Aug. 11, 2025.

Marines assigned to Joint Task Force Southern Border move to preidentified grid locations in the Yuma National Defense Area during a signage emplacement mission in Yuma, Ariz., Aug. 9, 2025.

Marine Corps Pfc. Jonathan Bush and Cpl. Jesse Benavides, both assigned to Joint Task Force Southern Border, place a Yuma National Defense Area sign in Yuma, Ariz., Aug. 9, 2025.

Marine Corps Cpls. Nathan Baptiste, left, and Benjamin Sawall, both assigned to Joint Task Force Southern Border, move to preidentified grid locations in the Yuma National Defense Area during a signage emplacement mission in Yuma, Ariz., Aug. 9, 2025.

Marines assigned to Joint Task Force Southern Border move to pre-identified grid locations in the Yuma National Defense Area during a signage emplacement mission in Yuma, Ariz., Aug. 9, 2025.

Soldiers assigned to Joint Task Force Southern Border remove brush from the riverbank of the Rio Grande near Laredo, Texas, Aug. 8, 2025. Maintaining clear terrain along the border improves monitoring efforts and supports law enforcement operations in the area.

Marines assigned to Joint Task Force Southern Border utilize a camouflage netting pole to test a new way of placing concertina wire on the existing barrier in Yuma, Ariz., Aug. 11, 2025.

Marines assigned to Joint Task Force Southern Border utilize a camouflage netting pole while testing a new way of placing concertina wire on the existing barrier in Yuma, Ariz., Aug. 11, 2025.

Soldiers assigned to Joint Task Force Southern Border operate an Army CH-47 Chinook helicopter carrying an ISU-90 container during a sling load operation at Terrell County Airport, Texas, Aug. 5, 2025.