Capts. Mario Ramirez and Suzanne Morris confirm a patient's identity and prepare to administer a blood transfusion March 21, 2013, during a flight out of Bagram Airfield, Afghanistan. A Critical Care Air Transport Team crew consists of a physician, intensive care nurse and a respiratory therapist, making it possible to move severely injured or gravely ill service members by air. Ramirez and Morris are assigned to the 455th Expeditionary Aeromedical Evacuation Squadron Critical Care Air Transport Team. (U.S. Air Force photo/Senior Airman Chris Willis)