U.S. Air Force Airman 1st Class Alexandria Johnson, 81st Diagnostic and Therapeutics Squadron lab technician, prepares a COVID-19 sample for testing inside the Keesler Medical Center at Keesler Air Force Base, Mississippi, July 2, 2020. The Microbiology Department has been working to get fast, efficient, and accurate COVID test results to their patients. (U.S. Air Force photo by Airman 1st Class Spencer Tobler)