Several U.S. Army UH-60 Black Hawk helicopters are staged prior to being loaded with gear and supplies to depart Kotzebue, Alaska, and travel to outlying villages, April 14, 2018. Service members in support of IRT Arctic Care will conduct critical mission training and logistical movements in order to simulate military/civilian humanitarian operations and health care delivery in time of crisis, conflict or disaster. (U.S. Marine Corps photo by Lance Cpl. Ricardo Davila)