An Afghan air force medic responds to the scene of a mass casualty exercise held at the 738th Air Expeditionary Advisory Group at Kandahar Air Wing, Kandahar Afghanistan, Oct. 31, 2011. The airmen practiced their emergency response procedures during the scenario which included a simulated vehicle born improvised explosive device explosion. Officials said the goal of the exercise was to test Afghan and 738th AEAG response and observe their ability to react and support the staged disaster.