U.S. Air Force Senior Master Sgt. Nicole Carman, assigned to the 446th Aeromedical Staging Squadron, Joint Base Lewis-McChord, Wash., trains joint service medical and aeromedical evacuation personnel suturing procedures on pigs feet during Exercise Global Medic 2012, Fort Hunter Liggitt, Calif., June 18, 2012. Exercise Global Medic is an annual joint field training exercise for theater aeromedical evacuation systems and ground medical components designed to replicate all aspects of combat medical service support.