DOW Support to the Southern Border

Marine Corps Lance Cpls. Samuel Sosa, left, and Sebastian Robles, assigned to Joint Task Force Southern Border, operate a boom lift to replace concertina wire during barrier reinforcement operations in Nogales, Ariz., May 15, 2026. U.S. Northern Command is working side-by-side with the Department of Homeland Security and the U.S. Customs and Border Protection to provide unique military capabilities to protect the territorial integrity of the U.S. southern border.

Marine Corps Lance Cpls. Allen Tomb, left, and Dylan Lindsey, assigned to Joint Task Force Southern Border, weld prefabricated brackets onto the southern barrier during reinforcement operations in Naco, Ariz., May 20, 2026. U.S. Northern Command is working side-by-side with the Department of Homeland Security and the U.S. Customs and Border Protection to provide unique military capabilities to protect the territorial integrity of the U.S. southern border.

Marines assigned to Joint Task Force Southern Border extend concertina wire for barrier reinforcement operations in Naco, Ariz., May 20, 2026. U.S. Northern Command is working side-by-side with the Department of Homeland Security and the U.S. Customs and Border Protection to provide unique military capabilities to protect the territorial integrity of the U.S. southern border.

Marine Corps Lance Cpl. Luke Smith, assigned to Joint Task Force Southern Border, provides security along the southern barrier as part of barrier reinforcement operations in Nogales, Ariz., May 15, 2026. U.S. Northern Command is working side-by-side with the Department of Homeland Security and the U.S. Customs and Border Protection to provide unique military capabilities to protect the territorial integrity of the U.S. southern border.

Marines assigned to Joint Task Force Southern Border stand in a line to board a UH-60 Black Hawk during a simulated casualty evacuation exercise near San Ysidro, Calif., May 20, 2026. U.S. Northern Command is working side-by-side with the Department of Homeland Security and 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 Cpls. Rey Gonzalez, left, and Terence Hall, assigned to Joint Task Force Southern Border, patrol along the U.S.-Mexico border near El Centro, Calif., May 21, 2026. U.S. Northern Command is working side-by-side 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. Carter Gil, assigned to Joint Task Force Southern Border, launches a Skydio X10 small unmanned aerial system to maintain situational awareness along the U.S.-Mexico border near El Centro, Calif., May 21, 2026.

A sailor aboard the guided-missile destroyer USS John Finn measures the distance to the replenishment oiler USNS Henry J. Kaiser during a replenishment in the U.S. Central Command area of responsibility, May 24, 2026. The John Finn is deployed to support maritime security and stability in the Middle East.

A sailor conducts maintenance checks on an MH-60R Sea Hawk helicopter aboard the guided-missile destroyer USS John Finn in the U.S. Central Command area of responsibility, May 22, 2026. The John Finn is deployed to support maritime security and stability in the Middle East.

A sailor fires a line to the underway fleet replenishment oiler USNS John Lewis from the amphibious assault ship USS Tripoli during a refueling in the U.S. Central Command area of responsibility, May 24, 2026. The Tripoli is deployed to support maritime security and stability in the Middle East.

Sailors carry a fuel hose on the flight deck of the aircraft carrier USS Abraham Lincoln in the U.S. Central Command area of responsibility, May 24, 2026. The Abraham Lincoln is deployed to support maritime security and stability in the Middle East.

An Air Force F-16 Fighting Falcon aircraft flies in the U.S. Central Command area of responsibility after refueling, May 21, 2026.

A U.S. Air Force F-16 Fighting Falcon aircraft refuels from a KC-135 Stratotanker aircraft in the U.S. Central Command area of responsibility, May 21, 2026.

Marines prepare to tow an M142 High Mobility Artillery Rocket System with an Mk37 High Mobility Artillery Rocket System resupply vehicle in the U.S. Central Command area of responsibility, May 21, 2026.

Sailors assigned to the guided-missile destroyer USS Delbert D. Black participate in a replenishment with the fleet replenishment oiler USNS John Lewis, May 20, 2026. The Delbert D. Black is deployed to the U.S. Central Command area of responsibility to support maritime security and stability in the Middle East.

A Marine assigned to the 31st Marine Expeditionary Unit looks out of a UH-1Y Venom as it takes off from the flight deck of the amphibious transport dock ship USS New Orleans in the U.S. Central Command area of responsibility, May 17, 2026.

A sailor signals to an F/A-18E Super Hornet in preparation for flight operations aboard the aircraft carrier USS George H.W. Bush in the U.S. Central Command area of operations, May 14, 2026. The USS George H.W. Bush is deployed to support maritime security and stability in the Middle East.

An F-35B Lightning II assigned to Marine Fighter Attack Squadron 121 prepares to take off from the flight deck of the amphibious assault ship USS Tripoli in the U.S. Central Command area of operations, May 13, 2026.

Sailors aboard the guided-missile destroyer USS John Finn shoot a line during a replenishment with the fleet replenishment oiler USNS John Lewis, May 13, 2026. The John Finn is deployed to the U.S. Central Command area of operations to support maritime security in the Middle East.

A sailor assigned to Helicopter Sea Combat Squadron 5 signals the landing of an MH-60S Sea Hawk aboard the aircraft carrier USS George H.W. Bush in the U.S. Central Command area of operations, May 13, 2026.