A Day at the Lab
A microscope is used to observe the blood sample July 20, 2020, at McConnell Air Force Base, Kansas. Lab technicians manually count blood cells and analyze samples to search for any abnormal blood counts. (U.S. Air Force photo by Senior Airman Alexi Bosarge)

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Photo by: Senior Airman Alexi Bosarge |  VIRIN: 200720-F-AD239-0104.JPG