U.S Air Force airmen from the 621st Contingency Response Wing, stationed at Joint Base McGuire-Dix-Lakehurst, N.J., conduct airfield command and control operations for Holland Drop Zone, Fort Bragg, N.C., during Joint Operations Access Exercise 12-02, June 6, 2012. JOAX is a two-week forcible entry and ground combat exercise to prepare Air Force and Army service members to respond to worldwide crises and contingencies.