Water Supply Marine Corps Sgt. Marygrace Barros and a Japanese soldier set up a platoon water purification system in Hijudai, Japan, Feb. 23, 2023. The platoon water purification system provided U.S. and Japanese troops with a drinkable water supply during Iron Fist, an exercise with Japan. SHARE IMAGE: Download Image: Full Size (1.22 MB) Tags: Marine Corps, exercises, Iron Fist, indo-pacific Photo By: Marine Corps Lance Cpl. Manuel Alvarado VIRIN: 230223-M-YJ953-1323M.JPG Photo Gallery