28th MDSS Lab asks for marrow donors
Airman 1st Class Kristen Lowder, a medical laboratory technician assigned to the 28th Medical Support Squadron, sorts through different blood samples inside the medical laboratory at Ellsworth Air Force Base, S.D., April 24, 2017. The samples are tested for different infections, blood types and drug use. (U.S. Air Force photo by Airman Nicolas Z. Erwin)