Lima Co., 3rd Battalion, 25th Marines

U.S. Marines with Lima Company, 3rd Battalion, 25th Marine Regiment, 4th Marine Division conduct a combat conditioning hike during Integrated Training Exercise 4-19 at Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., June 7, 2019. ITX is a combined-arms exercise conducted to prepare units for global contingencies and to increase combat readiness. (U.S. Marine Corps photo by Lance Cpl. Preston L. Morris)

U.S. Marines with Lima Company, 3rd Battalion, 25th Marine Regiment, 4th Marine Division conduct a combat conditioning hike during Integrated Training Exercise 4-19 at Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., June 7, 2019. ITX is a combined-arms exercise conducted to prepare units for global contingencies and to increase combat readiness. (U.S. Marine Corps photo by Lance Cpl. Preston L. Morris)