A midshipman from the United States Naval Academy fires the M240B Machine Gun during the live-fire portion of their training day aboard Camp Lejeune, N.C., June 4, 2015. The midshipmen received instruction and first-hand experience on some of the weapon systems the Marine Corps has to offer as part of a month-long branch specific training event during the summer before their junior year at the USNA. (Marine Corps photo by Cpl. Jorden M Wells/Released) - A midshipman from the United States Naval Academy fires the M240B Machine Gun during the live-fire portion of their training day aboard Camp Lejeune, N.C., June 4, 2015. The midshipmen received instruction and first-hand experience on some of the weapon systems the Marine Corps has to offer as part of a month-long branch specific training event during the summer before their junior year at the USNA. (Marine Corps photo by Cpl. Jorden M Wells/Released)