Sludgy Swim Marine Corps Capt. Christopher Smaldone swims through a water obstacle during an endurance course at Jungle Warfare Training Center, Camp Gonsalves, Okinawa, Japan, March 24, 2022. The endurance course is the culminating event of Basic Jungle Skills Course and consists of traveling through 3.8 miles of jungle terrain, overcoming multiple physical obstacles, water obstacles and rappelling cliffs and hills. SHARE IMAGE: Download Image: Full Size (1.44 MB) Tags: Marine Corps, Training Photo By: Marine Corps Cpl. Colton Garrett VIRIN: 220324-M-FS141-2112T.JPG Photo Gallery