KUNSAN AIR BASE, South Korea -- Pilots from the 35th Fighter Squadron conduct AIM-9 missile training over the South Korean peninsula here Feb 28. The Air Intercept Missile-9X Sidewinder, developed by Raytheon engineers, is a fifth generation AIM-9 missile that is a substantial upgrade to the sidewinder family, featuring an advanced infra-red seeker and a higher off-boresight capability. (U.S. Air Force photo/Tech. Sgt Quinton T. Burris)