U.S. Army soldiers use teamwork to clean trucks as they come through a vehicle decontamination line during an exercise in support of Ardent Sentry, in Varnville, S.C., May 19, 2013. The soldiers are assigned to the 108th Chemical Company, South Carolina Army National Guard. U.S. Army soldiers use teamwork to clean trucks as they come through a vehicle decontamination line during an exercise in support of Ardent Sentry, in Varnville, S.C., May 19, 2013. The soldiers are assigned to the 108th Chemical Company, South Carolina Army National Guard. SHARE: Download: Full Size (5.09 MB) Tags: Photo Essays Credit: VIRIN: 917309-Q-XOJ07-236.jpg Photo Gallery