A U.S. Marine with India Company, 3rd Battalion, 25th Marines, 4th Marine Division, advances on a firing position on Range 410A during Integrated Training Exercise (ITX) 4-21 at Marine Corps Air Ground Combat Center Twentynine Palms, California on July 22. Range 410A provides Reserve Marines the opportunity to execute a fire and maneuver attack supported by mortarmen, machine gunners and combat engineers. (U.S. Marine Corps photo by Sgt. JVonnta Taylor)