Fifty-six years is too long for the wreckage of a missing plane
to go undiscovered, say underwater search crews and amateur
historians who have launched an impressive effort to find the
remnants of Northwest Airlines Flight 2501. The DC-4 disappeared
over Lake Michigan in June 1950.
It's the kind of problem that happens on any given day to an
airliner in regular service... but when you're talking about
Airbus' forthcoming A380 superjumbo, now undergoing a globe-crossing shakedown
flight, a leaking hydraulic hose turns into a much
bigger problem.
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