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: Download: Full Size (1.22 MB) Tags: Exercises, Iron Fist, Marine Corps, Indo-Pacific Credit: Marine Corps Lance Cpl. Manuel Alvarado VIRIN: 230223-M-YJ953-1323M.JPG Photo Gallery