Hospital Corpsman Second Class Alan Frazler, a Leading Petty Officer Mobile Donor Team from the Armed Services Blood Bank Center Bethesda, obtains blood pressure from Staff Sgt. Robert Lowe, a unit training manager from the 89th Aerial Port Squadron, to ensure good health condition prior to the blood donation process at Andrews Oct. 8. The purpose of the blood drive is to build up the reserve stock and gather rare blood types. (U.S. Air Force photo/Senior Airman Giang Nguyen)