Staff Sgt. Hakan Jackson, 35th Medical Support Squadron biomedical equipment technician, completes an initial inspection of an automatic external defibrillator, Sept. 21, 2010, at the Misawa Air Base, Japan, hospital. The Whittier, Calif., native also provides repairs to this vital machine found base-wide, which emits an electric shock to a patient’s heart during a life-threatening arrhythmia. (U.S. Air Force photo/Senior Airman Jessica Lockoski)