Airmen of the 28th Medical Operation Squadron bioenvironmental engineering flight process through a decontamination line during an integrated base emergency response capabilities training exercise at Camp Lancer at Ellsworth Air Force Base, S.D., July 16, 2015.The decontamination process limits the spread of contaminants that Airmen may have come into contact with during their mission. (U.S. Air Force photo by Senior Airman Rebecca Imwalle/Released)