Medical lab
Tech. Sgt Carolyn Tisdale, 92nd Medical Support Squadron noncommissioned officer in charge of the laboratory, draws blood from Airman 1st Class Ryan Dowdy, 92nd Aircraft Maintenance Squadron crew chief, Dec. 1, 2015, Fairchild Air Force Base, Wash. The Lab provides doctors and other providers with lab test results ranging from analyzing blood, urine or stool samples. (U.S. Air Force photo/Airman 1st Class Sean Campbell)