Chemical Analysis Survey team chief Army Staff Sgt. Cory Sweetman uses a hand-held chemical identification analyzer to identify unknown liquid chemicals at a simulated crime scene at Naval Weapons Station Earle, Colts Neck, N.J., June 12, 2018. Sweetman is assigned to the 21st Weapons of Mass Destruction-Civil Support Team, New Jersey National Guard. New Jersey National Guard photo by Mark C. Olsen SHARE IMAGE: Download Image: Full Size (7.31 MB) Tags: Soldiers, Army, Training Photo By: Master Sgt. Mark Olsen VIRIN: 180612-Z-AL508-1162D.JPG Photo Gallery