HAND SIGNALS U.S. Army Staff Sgt. Vincent Watkins, left, directs a truck backing to a trailer on Forward Operating Base Arian in Afghanistan's Ghazni province, July 8, 2012. Watkins, a logistics non-commissioned officer, is assigned to the 82nd Airborne Division's 307th Brigade Support Battalion, 1st Brigade Combat Team. SHARE IMAGE: Download Image: Full Size (0.07 MB) Photo By: VIRIN: 515293-X-ZBA32-563.jpg Photo Gallery