CAMP LEMONNIER, Djibouti (May 12, 2021) Lt. Francesca Derderian, a critical care nurse from Pasadena Md., right, and Hospital Corpsman 2nd Class Logan Thomas, from Luther Okla., simulate attaching electrodes to simulated patient U.S. Army Spc. Aaron Wood, from Norwalk Conn., during a base-wide training exercise at Camp Lemonnier, Djibouti, May 12, 2021. The training tested knowledge and understanding on how to properly evacuate and treat patients during a mass casualty event. (U.S. Navy photo by Mass Communication Specialist 1st Class Randi Brown)