U.S. Air Force Major J.R. Williams, Thunderbird 5, lead solo pilot, and Capt. Blaine Jones, Thunderbird 6, opposing solo pilot, prepare to join the diamond formation for the Delta Bottom-Up-Pass during the Frontier Days Air show, Cheyenne, Wyo., July 25, 2012. Cheyenne is the first civilian air show location in which the Thunderbirds performed in 1953.