Contingency Response Airmen receive Air Force Combatives training Published Aug. 23, 2019 By Tech. Sgt. Ashley Hyatt U.S. Air Force Expeditionary Center Public Affairs JOINT BASE MCGUIRE-DIX-LAKEHURST, N.J. -- Airmen assigned to Contingency Response units receive Air Force Combatives training during the Fieldcraft Contingency Response course taught at the U.S. Air Force Expeditionary Operations School (EOS), Joint Base McGuire-Dix-Lakehurst, New Jersey. The EOS and CR units fall under the U.S. Air Force Expeditionary Center and support its mission of expeditionary education and training and contingency response operations.