KADENA AIR BASE, Japan
(AP) — Years before F-22 pilots began getting dizzy in the cockpit,
before one struggled to breathe as he tried to pull out of a fatal
crash, before two more went on television to say the plane was so unsafe
they refused to fly it, a small circle of U.S. Air Force experts knew
something was wrong with the prized stealth fighter jet.
Coughing
among pilots and fears that contaminants were leaking into their
breathing apparatus led the experts to suspect flaws in the
oxygen-supply system of the F-22 Raptor, especially in the extreme
high-altitude conditions in which the $190 million aircraft is without
equal. They formed a working group a decade ago to examine the problem,
creating an informal but unique brain trust.Read More......................
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