U.S. Air Force Senior Airman Mike Walton and Steven Schmitt, firemen assigned to the 910th Airlift Wing, roll up hoses after pressure testing for quality control at Fort Hunter Liggett, Calif., May 16 during Global Medic and Warrior 91 11-01. Global Medic is a joint field training exercise for theater aeromedical evacuation system and ground medical components designed to replicate all aspects of combat medical service support.