The U.S. Air Force Thunderbirds perform their demonstration March 2, 2015, in preparation for the commander of Air Combat Command at Nellis Air Force Base, Nev. The Thunderbirds perform their show several times a year at multiple locations across the U.S. The solo pilots integrate their own routines, exhibiting some of the maximum capabilities of the Air Force’s premier multi-role fighter jet. (U.S. Air Force photo/Senior Airman Thomas Spangler)