Lance Cpl. Michael Spencer, team leader with Company B, 1st Battalion, 23rd Marine Regiment, 4th Marine Division, Marine Forces Reserve, and Lance Cpl. John Coleman, machine gunner with Bravo Company, shoot down range during the live fire company attacks during the Integrated Training Exercise 4-15 aboard Marine Corps Air Ground Combat Center Twentynine Palms, Calif., June 13, 2015. The exercise consisted of a series of combined shooting, fire maneuver, and movement in which Marines simulated an encounter and fire suppression against hostile enemies. (U.S Marine Corps photo by Cpl. Ian Ferro)