LOOMING LANCER U.S. Air Force Senior Airman Hector Gonzalez and Airman 1st Class Jeffery Pollitt conduct an operational check on a B-1B Lancer, March 19, 2009, 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. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 383744-C-MOX33-699.jpg Photo Gallery