Photo Information Students from the Advanced Contingency Skills Training Course 09-1 practice their 'rush-and-roll' techniques during their basic field tactics training on a Fort Dix, N.J. range Oct 4, 2008. ACST is taught by the U.S. Air Force Expeditionary Center's 421st Combat Training Squadron at Fort Dix and in fiscal 2008 prepared more than 1,500 Airmen for deployments. (U.S. Air Force Photo/Staff Sgt. Paul R. Evans) Download Details Share U.S. Air Force Expeditionary Center: 'Tactic'-ally learning at ACST 7 Oct 2008 | PRINT SHARE