F-22’s oxygen problem has cropped up again

Capt. Jeff Haney was at 51,000 feet on a night flight above Alaska in November 2010 when the oxygen system in his F-22 Raptor fighter jet shut down, restricting his ability to breathe as he plummeted faster than the speed of sound into the tundra below.

His plane burned a crater into the ice, froze 40 feet beneath the surface and was not fully recovered until the spring thaw.

Haney’s death unnerved the elite community of F-22 pilots, as did a series of episodes over the next 18 months in which an alarming number experienced symptoms of hypoxia, or oxygen deprivation.

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