Operation Blue to Green
Tech. Sgt. Jacqueline Just, 4th Medical Support Squadron lab technician, takes a blood sample from a patient on Seymour Johnson Air Force Base, N.C., Feb. 4, 2010. Members of the 4th MDOS lab draw blood from more than 1,500 patients a month. Just is from Charleston, S.C. (U.S. Air Force photo/ Senior Airman Ciara Wymbs)