DOW Support to the Southern Border

An Army air defense artilleryman reloads an MIM-104 Patriot missile launcher during Operation Epic Fury in the U.S. Central Command area of responsibility, April 29, 2026. The Patriot is the Army's primary terminal-phase antiballistic missile system.

Marines assigned to Joint Task Force Southern Border install triple-strand concertina wire using boom lifts during barrier reinforcement operations in Douglas, Ariz., April 17, 2026. U.S. Northern Command is working with the Department of Homeland Security and the U.S. Customs and Border Protection within narrowly defined authorities to provide unique military capabilities to protect the territorial integrity of the U.S. southern border.

Marine Corps Lance Cpl. Avery Lindberg, left, and Cpl. Sergio Garcia, both combat engineers assigned to Joint Task Force Southern Border, position triple-strand concertina wire from a boom lift during barrier reinforcement operations in Douglas, Ariz., April 17, 2026.

Marine Corps Lance Cpl. Christian Koch, a combat engineer assigned to Joint Task Force Southern Border, uses a tie gun to secure triple-strand concertina wire during barrier reinforcement operations in Douglas, Ariz., Friday, April 17, 2026.

The guided-missile destroyer USS Pinckney escorts a vessel while conducting blockade operations in the U.S. 5th Fleet area of operations, April 22, 2026. The Pinckney is deployed to the area to support maritime security and stability in the Middle East.

Marine Corps Pfc. Conner Kammerer, left, and Lance Cpl. Noah Hardon, assigned to Joint Task Force Southern Border, depressurize a fuel gravity flow nozzle to ensure safe equipment storage after refueling 5-gallon jerry cans for barrier reinforcement operations along the southern border in Douglas, Ariz., April 20, 2026.

U.S. forces patrol the Arabian Sea near the M/V Touska, April 20, 2026, after the Iranian-flagged vessel attempted to violate the U.S. naval blockade.

Army Chief Warrant Officer 2 Viadoy Nicolas conducts preflight inspections on a CH-47F Chinook helicopter at Libby Army Airfield, Fort Huachuca, Ariz., April 16, 2026. Nicolas is assigned to Joint Task Force-Southern Border, which provides unique military capabilities to protect the territorial integrity of the U.S. southern border.

The USS Abraham Lincoln conducts U.S. blockade operations in the Arabian Sea, April 16, 2026. The ship's embarked carrier air wing includes eight F-35C stealth fighters, F/A-18 fighter jets, EA-18G electronic attack aircraft, E-2D command and control planes, MH-60 helicopters and CMV-22B Ospreys for logistics support.

The USS Abraham Lincoln conducts U.S. blockade operations in the Arabian Sea, April 16, 2026. The ship's embarked carrier air wing includes eight F-35C stealth fighters, F/A-18 fighter jets, EA-18G electronic attack aircraft, E-2D command and control planes, MH-60 helicopters and CMV-22B Ospreys for logistics support.

Army Sgt. Jimmy McCain, a 114th Aviation Regiment soldier assigned to Joint Task Force Southern Border, aims the Wingman and Pitbull counter-small unmanned aerial system toward a drone during a joint training exercise at Fort Bliss, Texas, April 9, 2026.

Army Spc. Victor Gonzalez, assigned to Joint Task Force Southern Border, scans the terrain during an exfiltration mission in Arizona, April 4, 2026. The task force, under U.S. Northern Command, provides aerial support to the Border Patrol to protect U.S. territorial integrity.

Marine Corps Lance Cpl. Cassandra Ortiz, assigned to Joint Task Force Southern Border, sets up concertina wire during barrier reinforcement operations to prevent unauthorized crossings in Nogales, Ariz., April 6, 2026. U.S. Northern Command is working with the Department of Homeland Security and the U.S. Customs and Border Protection to protect the territorial integrity of the U.S. southern border.

Army Sgt. Rafael Rodriguez, assigned to Joint Task Force-Southern Border, performs maintenance checks on a CH-47 Chinook helicopter at Fort Huachuca, Ariz., March 28, 2026.

Army pilots and crew aboard a UH-60 Black Hawk helicopter assigned to Joint Task Force-Southern Border depart Fort Huachuca, Ariz., March 28, 2026.

Marines assigned to Joint Task Force-Southern Border attach triple-strand concertina wire to a barrier during reinforcement operations in Yuma, Ariz., March 25, 2026.

Marine Corps Cpl. Diego Balog-Garcia, assigned to Joint Task Force-Southern Border, uses a tie-gun to secure triple-strand concertina wire to a barrier during reinforcement operations in Yuma, Ariz., March 25, 2026.

Marine Corps Lance Cpl. Joshua Huddeston welds a prefabricated bracket to the southern barrier during reinforcement operations in Yuma, Ariz., Feb. 26, 2026.

A soldier conducts a night patrol along the Rio Grande in Laredo, Texas, Feb. 2, 2026.

Soldiers conduct a night patrol along the Rio Grande in Laredo, Texas, Feb. 2, 2026.