Lance Cpl. Danielle Giles, a chemical, biological, radiological, nuclear defense specialist with Headquarters Battalion, 2nd Marine Division, conducts 360 reconnaissance during Dismount Recon Sets Kit and Outfits training at the Guardian Center in Perry, Ga., Aug. 17, 2018. DRSKO training enhanced CBRN’s capabilities by providing realistic scenarios to test their minds and techniques. (U.S. Marine Corps photo by Cpl. Melanye Martinez) - Lance Cpl. Danielle Giles, a chemical, biological, radiological, nuclear defense specialist with Headquarters Battalion, 2nd Marine Division, conducts 360 reconnaissance during Dismount Recon Sets Kit and Outfits training at the Guardian Center in Perry, Ga., Aug. 17, 2018. DRSKO training enhanced CBRN’s capabilities by providing realistic scenarios to test their minds and techniques. (U.S. Marine Corps photo by Cpl. Melanye Martinez)