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Col. (Dr.) Chad Hivnor (left), a dermatologist at the 59th Medical Wing, and Maj. Thomas Beachkofsky (right), a dermatologist at the 6th MDG, use air to cool the skin of a patient who is undergoing laser surgery at MacDill Air Force Base, Florida, March 9, 2018. Hivnor is working to expand capabilities of dermatology clinics in the Air Force. (U.S. Air Force photo by Senior Airman Stefan Alvarez)