U.S. Marines with 1st Combat Engineer Battalion, 1st Marine Division, assigned to Joint Task Force - Southern Border, reinforce the southern border barrier by welding engineer stakes to place concertina wire along the barrier near San Ysidro, California on April 9, 2025. Under the direction of U.S. Northern Command, Joint Task Force–Southern Border aligns efforts to seal the southern border and repel illegal activity and is responsible for full-scale, agile, and all-domain operations, which will allow for more effective and efficient DoD operations. (U.S. Army video by Sgt. Kimberly Villigran)
U.S. Navy Sailors assigned to the Arleigh Burke-class guided-missile destroyer USS Stockdale (DDG 106) and members of U.S. Coast Guard Tactical Law Enforcement Team Pacific conduct small-boat operations in the Pacific Ocean, April 14, 2025. Stockdale is employed under U.S. Northern Command’s maritime homeland defense authorities with a Coast Guard Law Enforcement Detachment embarked to enable maritime interdiction missions to prevent the flow of illegal drugs and other illegal activity. U.S. Northern Command is working together with the Department of Homeland Security to provide additional military forces and capabilities at the southern boarder. (U.S. Navy photo by Mass Communication Specialist 1st Class Jerome D. Johnson)