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Petra Philips, Southern Region Blood Services technician, inserts a needle into U.S. Air Force Capt. Nicholas Gumley, 93rd Air Ground Operations Wing comptroller, during a blood drive July 22, 2015, at Moody Air Force Base, Ga. The collection technician cleans the area for 30 seconds and lets it dry before finding a vein to start the donation. (U.S. Air Force photo by Staff Sgt. Eric Summers Jr./Released)