A member with the 202nd Explosive Ordnance Disposal Company, 201st Regional Support Group, pours decontamination fluid on a device suspected to be leaking a chemical agent during exercise Ravens Challenge VIII, at Redstone Arsenal, Ala., June 29, 2014. Ravens Challenge VIII is a national-level interoperability exercise with multiple state and federal agencies, hosted by the Bureau of Alcohol, Tobacco and Firearms.