U.S. Air Force Airmen learn how to navigate an urban environment while participating in Field Craft Hostile on Joint Base McGuire-Dix-Lakehurst, New Jersey, Mar. 03, 2022. FCH is a pre-deployment course directed by the 421st Combat Training Squadron, that teaches basic combat skills to over 5,000 U.S. Air Force, Joint and NATO personnel annually. (U.S. Air Force video by Senior Airman Cydnie Williams) More