U.S. Marines with 1st Light Armored Reconnaissance Battalion, 1st Marine Division; Explosive Ordnance Disposal Detachment, Headquarters and Support Battalion, Marine Corps Base Camp Pendleton, and U.S. Army soldiers with the 184th Ordnance Battalion, 52nd Ordnance Group, fire an M242 Bushmaster 25 mm chain gun during a stand-off munitions disruption training range at Range 408 on Marine Corps Base Camp Pendleton, March 21, 2022. SMUD is a technique used by EOD technicians to quickly and effectively neutralize ordnance from a safe distance. Photo by Cpl. Alison Dostie