U.S. Air Force military working dog Afola, assigned to the 379th Expeditionary Security Forces Squadron, waits for commands from her handler during a demonstration for members of the 379th Expeditionary Aeromedical Evacuation Squadron at Al Udeid Air Base, Qatar, March 12, 2018. The dogs train on how to detect explosives and narcotics as well as perform controlled aggression tactics when detaining suspects. (U.S. Air National Guard photo by Staff Sgt. Patrick Evenson)