Spc. Daniel Roble, a chemical, biological, radiological, and nuclear specialist with the 89th Sustainment Brigade and native of Wichita, Kan., assists soldiers in getting a well fitted gas mask during the 89th SB's 2014 annual training, July 20 in Belton, Mo. The 89th SB is conducting the new Command Post Exercise-Functional, a simulation of wartime conditions, to assess the unit's battle readiness. (U.S. Army photo by Spc. Kathleen Embrey, 89th SB)