ROPE SUSPENSION Marine Sgt. Andrew Shelly rappels from a tower during training at Camp Pendleton, Calif., Oct. 14, 2014. Shelly is a machine gunner assigned to 3rd Battalion, 1st Marine Regiment, 15th Marine Expeditionary Unit, who is completing a rope-suspension techniques masters course. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 355992-Q-HGY67-437.jpg Photo Gallery