Free for a flight, Langley's Raptors perform well

It is bit of a trick question: It happened last week when 28 of the fighter jets took off from Langley Air Force Base to avoid tangling with Hurricane Irene. But the experience was more than historical trivia for pilots of the 1st Fighter Wing, who have been unable to fly their aircraft since early May. The Air Force grounded its Raptor fleet on May 3, expressing initial concerns about its oxygen supply system, then expanding its examination to encompass the entire aircraft.

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