Detection and monitoring operations
NOGALES, Arizona — U.S. Army Sgt. Ana Harker, top, and Spc. Jeremiah Starcher, both assigned to 2nd Battalion, 12th Infantry Regiment, 2nd Stryker Brigade Combat Team, 4th Infantry Division, under Joint Task Force-Southern Border, monitor the southern border barrier from a Stryker armored vehicle, with a U.S. Border Patrol vehicle near the southern border of Nogales, Ariz., July 8, 2025. This partnership with U.S. Border Patrol enhances immediate response to emergencies and large-scale illegal activities. Joint Task Force-Southern Border executes full-scale, agile and all-domain operations in support of U.S. Customs and Border Protection to protect the territorial integrity of the United States and achieve 100% operational control of the southern border.
U.S. Army photo by Sgt. Jerron Bruce