HERCULES SECURITY U.S. Air Force Airman 1st Class Kelliea Guthrie (left) and Senior Airman Greg Ellis provide security for a C-130 Hercules aircraft during a cargo mission at Feyzabab Airfield in Afghanistan, April 23, 2008. SHARE IMAGE: Download Image: Full Size (0.07 MB) Photo By: VIRIN: 113215-C-LWB19-639.jpg Photo Gallery