Keywords: US Navy 110210-N-1810F-019 A student at the Aviation Survival Training Center ascends on a hoist during a simulated night exercise as part of an ai.jpg en JACKSONVILLE Fla Feb 10 2011 A student at the Aviation Survival Training Center ASTC ascends on a hoist during a simulated night exercise as part of an aircrew refresher course in Jacksonville Fla The ASTC provides courses for naval aircrew personnel and operates under the aegis of Navy Medicine Support Command U S Navy photo by Mass Communication Specialist 2nd Class Todd Frantom/Released 2011-02-10 110210-N-1810F-019 Navy http //www navy mil/view_image asp id 97640 U S Navy photo by Mass Communication Specialist 2nd Class Todd Frantom PD-USGov-Military-Navy Aviation Survival Training Center Jacksonville |