Marines with 1st Reconnaissance Battalion, 1st Marine Division, do chemical, biological, radiological, nuclear annual training in Camp Pendleton, Calif., Sept. 22, 2016. Marines explain the effects of the gas chamber on the body. (U.S. Marine Corps Video by Lance Cpl. Frank Cordoba)
Each year, reconnaissance Marines come together from across the country to Marine Corps Base Camp Pendleton, California, to an event which is unique to the reconnaissance brotherhood and community.
