An Army UH-60 Black Hawk helicopter lifts a stretcher as Jennifer Williams, a rescue technician with the South Carolina Helicopter Aquatic Rescue Team, guides it during exercise Patriot South 18 at Camp Shelby, Miss., Feb. 15, 2018. The joint-agency exercise focused on natural disaster preparedness and included National Guard and civilian first responder units from across the country. The helicopter is assigned to the South Carolina Army National Guard. Ohio Air National Guard photo by Tech. Sgt. Nic Kuetemeyer