Maj. Cari Matthews, a physician with the Montana Air National Guard, evaluates a patient while Kristi Thompson, a nurse from the Great Falls Clinic, completes a chart Feb. 16, 2017, during a mass casualty exercise at the Noble Training Center at the Federal Emergency Management Agency’s Center for Domestic Preparedness in Anniston, Alabama. The emergency department staff was challenged with overwhelming numbers of patients following a simulated terrorist attack. (US Air National Guard photo/Staff Sgt. Lindsey Soulsby)