An Airman prepares and inspects his gear before donning personal protective equipment during transportation isolation system training March 5, 2019, at Joint Base Charleston, S.C. Engineered and implemented after the Ebola virus outbreak in 2014, the TIS is an enclosure the Defense Department can use to safely transport patients with highly contagious diseases. (U.S. Air Force photo by Senior Airman Cody R. Miller)