Simulated hazardous material is placed in a mock lab as part of a Marine Wing Headquarters Squadron 2, Chemical Biological Radiological Nuclear (CBRN) training exercise on Marine Corps Air Station Cherry Point, N.C., Jan. 22, 2015. CBRN Marines practiced reconnaissance and extraction scenarios designed to simulate real life situations with hazardous materials. (U.S. Marine Corps photo by Lance Cpl. Jodson B. Graves/Released)