U.S. Marines with Headquarters Battalion, 3d Marine

U.S. Marines with Headquarters Battalion, 3d Marine Division, conduct a six-mile hike on Camp Courtney, Okinawa, Japan, Nov. 7, 2019. The battalion hike is designed to maintain combat readiness, build unit cohesion, and increase mental and physical endurance while conducting foot movements under load. (U.S. Marine Corps photo by Lance Cpl. Christine Phelps)