Cpl. Darion Binder,a fire supportman with 1st Battalion, 10th Marine Regiment radios in during a live-fire training event at Camp Lejeune, N.C., Nov. 19, 2015. The Marines conducted this training in order to test the new M1122 training round. - Cpl. Darion Binder,a fire supportman with 1st Battalion, 10th Marine Regiment radios in during a live-fire training event at Camp Lejeune, N.C., Nov. 19, 2015. The Marines conducted this training in order to test the new M1122 training round.