U.S. Marines with Combined Anti Armor Team, Weapons Company, 2nd Battalion, 24th Marine Regiment, 4th Marine Division, Marine Forces Reserve, prepare to conduct range 400 as apart of the Fire Support Coordination Exercise, a training event during Integrated Training Exercise 4-17 at Marine Corps Air Ground Combat Center, Twentynine Palms, California on June 28th, 2017. ITX allows Reserve Marines to maintain familiarity with basic military requirements and offers them an opportunity to learn from the difficulties associated with operating in an austere environment. (U.S. Marine Corps photo by Lance Cpl. Imari J. Dubose/Released)