Capt. Paul B. Kozick briefs Marines from Company D Feb. 1 on the plan for the Tank Mechanized Assault Course at Marine Air Ground Combat Center Twentynine Palms as part of Integrated Training Exercise 2-15. The TMAC is a training event used to bring multiple elements of the Marine Air-Ground Task Force together in one event. Kozick, a Dillsburg, Pennsylvania, native, is tank officer and the company commander for Company D, 1st Tank Battalion, 1st Marine Division, I Marine Expeditionary Force. The Marines are also with Company D. - Capt. Paul B. Kozick briefs Marines from Company D Feb. 1 on the plan for the Tank Mechanized Assault Course at Marine Air Ground Combat Center Twentynine Palms as part of Integrated Training Exercise 2-15. The TMAC is a training event used to bring multiple elements of the Marine Air-Ground Task Force together in one event. Kozick, a Dillsburg, Pennsylvania, native, is tank officer and the company commander for Company D, 1st Tank Battalion, 1st Marine Division, I Marine Expeditionary Force. The Marines are also with Company D.