Guest of Honor Sergeant Major (Ret) Rodney Harrington addresses Marines during the Advanced Infantry Training Company graduation aboard School of Infantry East, Camp Geiger, N.C., on May 22, 2015. Marine mortarmen, infantrymen, machine gunners, and assualtmen, attended advanced infantry training in their respective occupations for approximately 2 months in able to advance their tactics, leadership, and to better serve their units. (U.S. Marine Corps Photo By Staff Sergeant Mark E Morrow)