Approximately 1,000 members of the Alaska Air National Guard’s 176th Wing conducted a Mission Assurance Exercise at Joint Base Elmendorf-Richardson, Alaska, May 14 to 21, 2018. Mission assurance exercise activities included launch and recovery of aircraft; medical treatment and personnel recovery while under attack; self-aid and buddy care; parameter sweeps in a chemical, biological, radiological, nuclear and explosive environment; live-fire suppression by firefighters; pouring concrete foundations; on- and off-loading pallets and vehicles during a contested area of control; setting up a Single Palletized Expeditionary Kitchen; and more. (U.S. Air National Guard photo by Staff Sgt. Edward Eagerton)