U.S. Airmen from the 514th Air Mobility Wing and the 421st Combat Training Squadron, both at Joint Base McGuire-Dix-Lakehurst, New Jersey, the 171st Air Refueling Wing, Pennsylvania, and Office of the Surgeon General, Headquarters U.S. Air Force, Virginia, participated in a test of concept TCCC course at JB MDL, N.J., October 30-31, 2021.