U.S. Army soldiers with the 819th Engineer “Sapper” Company, Arizona National Guard, conduct abatis training to create obstacles on Camp Navajo, in Bellemont, Ariz. 5 April, 2025. Abatis training reinforces soldier’s ability to maintain mobility, deny enemy advances, and protect friendly forces in high-threat environments. (U.S. Army National Guard video by Sgt. Samantha Hill, released)