MORNING PREP U.S. Air Force airmen prepare to fly with the 317th Air Reserve Squadron on Charleston Air Force Base, S.C., and perform static line drops during a training mission over North Field, S.C., April 5, 2010. The airmen are assigned to the 820th Security Forces Group on Moody Air Force Base, Ga. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 857497-Y-NRL93-638.jpg Photo Gallery