U.S. Air Force Senior Airman Moran Alexander-Luis, 86th Medical Support Squadron medical laboratory technician, transfers a blood sample from a vial at Ramstein Air Base, Germany, Oct. 15, 2020. Lab techs assigned to the 86th MDSS perform a variety of tests to include blood differentials, strep tests, pregnancy tests and urinalysis. (U.S. Air Force photo by Airman 1st Class Jennifer Gonzales)