DoD/DHA TCCC Training Published Dec. 5, 2022 By Heide Couch 60th Air Mobility wing Public Affairs Travis Air Force Base, California -- U.S. Air Force Tech Sgt. Stephanie Eck, 921st Contingency Response Squadron security forces assistant flight chief, participates in a final field exercise at Travis Air Force Base, California, Nov. 22, 2022. Mobility Airmen in various operational positions completed a new nine-day Department of Defense/Defense Health Agency Tactical Combat Casualty Care Tier 3 Combat Medic Corpsman/Aerospace Medicine Technician training course. (U.S. Air Force photo by Heide Couch)