Sgt. Brandon Lebrun, combat instructor with the Advanced Infantry Training Battalion, Camp Geiger, demonstrates how to plot target points on a mortar plotting board to Navy SEALs from the Joint Expeditionary Base Little Creek – Fort Story, Va., recently. The SEALs attended the Infantry Mortars Leader Course for a four-day crash-course period in an effort to familiarize themselves with the mortar system and its functions, enabling them to be that much more combat-ready. - Sgt. Brandon Lebrun, combat instructor with the Advanced Infantry Training Battalion, Camp Geiger, demonstrates how to plot target points on a mortar plotting board to Navy SEALs from the Joint Expeditionary Base Little Creek – Fort Story, Va., recently. The SEALs attended the Infantry Mortars Leader Course for a four-day crash-course period in an effort to familiarize themselves with the mortar system and its functions, enabling them to be that much more combat-ready.