Surf Zone Marines swim into the surf zone at Marine Corps Base Camp Pendleton, Calif., Jan. 21, 2020, during Iron Fist, an annual training exercise between U.S. and Japanese troops. SHARE IMAGE: Download Image: Full Size (0.57 MB) Tags: Marine Corps, Training Photo By: Marine Corps Lance Cpl. Britany Rowlett VIRIN: 200122-M-ZN327-0555C.JPG Photo Gallery