ROPE SLIDE U.S. Marine Corps Cpl. Samuel C. Mills crosses a river obstacle while going through the Jungle Warfare Training Center’s endurance course on Camp Gonsalves in Okinawa, Japan, Nov. 25, 2014. Mills is a fire support man assigned to 1st Battalion, 1st Marine Regiment. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 130523-R-ZCN37-877.jpg Photo Gallery