Five F-16s of the U.S. Air Force Thunderbirds demonstration team perform aerial stunts Oct. 8, 2011, during their demonstration at the “Legacy of Liberty” Open House and Air Show. The team's primary mission is to exhibit the capabilities of modern, warfighting aircraft and to demonstrate the high degree of skill maintained by Air Force members serving in a variety of career specialties. (U.S. Air Force photo by Senior Airman DeAndre Curtiss/Released)