U.S. Air National Guard Master Sgt. Justin Chapel, a maintainer from the 152nd Aircraft Maintenance Squadron, Nevada Air National Guard Base Reno, performs a 15-day propeller inspection on a C-130H Hercules aircraft at Nevada Air National Guard Base at Reno International Airport, June 15, 2012 during Exercise GLOBAL MEDIC 2012. Global Medic is a yearly joint field training exercise for theater aeromedical evacuation systems and ground medical components designed to replicate all aspects of combat medical service support.