An F-16 Fighting Falcon Thunderbird speeds through a formation during Joint Base-Langley Eustis’ Air Power over Hampton Roads at Langley Air Force Base, Va., May 13, 2011. The U.S. Air Force Demonstration Squadron, the Thunderbirds, display the most advanced airpower and support capabilities in the world. (U.S. Air Force photo/Airman 1st Class Teresa Zimmerman)(RELEASED)

An F-16 Fighting Falcon Thunderbird sours to the clouds during Joint Base-Langley Eustis’ Air Power over Hampton Roads at Langley Air Force Base, Va., May 13, 2011. The U.S. Air Force Demonstration Squadron, the Thunderbirds, headlined the free open house with precision aerial maneuvers, demonstrating the capabilities of high performance aircraft to the Hampton Roads area. (U.S. Air Force photo/Airman 1st Class Teresa Zimmerman)(RELEASED)

F-16 Fighting Falcon Thunderbirds perform a Crossover Break during Joint Base-Langley Eustis’ Air Power over Hampton Roads at Langley Air Force Base, Va., May 13, 2011. As Air Force ambassadors, the Thunderbirds strive to display integrity, selfless service, and excellence embodied by American Airmen. (U.S. Air Force photo/Airman 1st Class Teresa Zimmerman)(RELEASED)

The U.S. Air Force Air Demonstration Squadron, the Thunderbirds, F-16 Fighting Falcons fly in a diamond formation during an aerial demonstration at Langley Air Force Base, Va., May 13, 2011. The Thunderbirds display the most advanced airpower and support capabilities in the world. (U.S. Air Force photo/Airman 1st Class Teresa Zimmerman)(RELEASED)

Pilot for the U.S. Air Force Demonstration Squadron, the Thunderbirds, Capt. Nicholas Holmes waves to the crowd while taxiing down the runway at Langley Air Force Base, Va., May 13, 2011. The Thunderbirds headlined Joint Base Langley-Eustis’ Air Power over Hampton Roads open house with precision aerial maneuvers, demonstrating the capabilities of high performance aircraft to the Hampton Roads area. (U.S. Air Force photo/Airman 1st Class Teresa Zimmerman)(RELEASED)

The U.S. Air Force Demonstration Squadron, the Thunderbirds, crew members stand ready as the F-16 Fighting Flacon pilot readies the aircraft for takeoff from Langley Air Force Base, Va., May 13, 2011. The Thunderbirds headlined Joint Base Langley-Eustis’s Air Power over Hampton Roads open house and performed precision aerial maneuvers, demonstrating the capabilities of high performance aircraft to the Hampton Roads area. (U.S. Air Force photo by Airman 1st Class Kayla Newman)(RELEASED)

The U.S. Air Force Demonstration Squadron, the Thunderbirds, showcase close aerial synchronization at Langley Air Force Base, Va., May 13, 2011. The U.S. Air Force Thunderbirds display the most advanced airpower and support capabilities in the world at Airpower over Hampton Roads. (U.S. Air Force photo by Airman 1st Class Kayla Newman)(RELEASED)RELEASED)