Patty Wagstaff demonstrates her flying capabilities at Naval Air Station Oceana, Va., Sept. 20, 2002. Ms. Wagstaff flies one of the most thrilling, low-level aerobatic routines in the world before millions of spectators every year. (U.S. Navy photo/Petty Officer 1st Class Brien Aho)

The T-28 Warbird Aerobatic Formation Demonstration Team, the Trojan Horsemen, perform at the 2004 Naval Air Station Oceana Air Show, Va. The T-28 Warbird Dixie Demonstration Team will fly in formation in their vintage 1939 aircraft. There will be four aircraft from the Dixie Wing at the 2008 "Wings Over Charleston" Air Expo. (U.S. Navy photo/Petty Officer 2nd Class Scott Campbell)

An F/A-18C Hornet flies a close air support mission over Afghanistan to support ground forces in the area Nov. 7, 2007. An F/A-18C Hornet is a single and two-seat, twin engine, multi-mission fighter and attack aircraft. (U.S. Navy photo/Lt. Peter Scheu)

An F-15E Strike Eagle aircraft flies over Afghanistan in support of Operation Mountain Lion April 12, 2006. The F-15E Strike Eagle Demo Team from Seymour-Johnson AFB, N.C., displays the F-15E's capabilities as a dual-role fighter designed to perform air-to-air and air-to-ground missions. (U.S. Air Force photo/Master Sgt. Lance Cheung)

Members of the Trojan Flyers demo team perform during the Holloman Air and Space Expo at Holloman AFB, N.M., Oct. 27, 2007. The T-28 Warbird Dixie Demonstration Team will fly in formation in their vintage 1939 aircraft. There will be four aircraft from the Dixie Wing at the 2008 "Wings Over Charleston" Air Expo. (U.S. Air Force photo/Staff Sgt. Jason Colbert)

The Red Bull stunt helicopter performs at Holloman AFB, N.M., Oct. 26, 2007. The Red Bull aerobatic stunt helicopter is the one and only aerobatic helicopter show in North America. It is piloted by Chuck Aaron, who is the only pilot licensed in the U.S. by the Federal Aviation Administration to fly aerobatics in a helicopter. (U.S. Air Force photo/Airman 1st Class John Strong II)

The Red Bull stunt helicopter performs at Holloman AFB, N.M., Oct. 26, 2007. The Red Bull aerobatic stunt helicopter is the one and only aerobatic helicopter show in North America. It is piloted by Chuck Aaron, who is the only pilot licensed in the U.S. by the Federal Aviation Administration to fly aerobatics in a helicopter. (U.S. Air Force photo/Airman 1st Class John Strong II)