Senior Airman Hector Gonzalez and Airman 1st Class Jeffery Polllitt conduct an operational check on a B-1B Lancer March 19 at Dyess Air Force Base, Texas. The B-1B was the first aircraft to fly supersonic speeds using a 50/50 blend of synthetic and petroleum fuel over the White Sands Missile Range airspace in south-central New Mexico. U.S. Air Force photo/Tech. Sgt. Cecilio Ricardo
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