High above Iowa, almost precisely 30 years ago, passengers aboard a United Airlines flight from Denver to Chicago felt an explosion. The tail engine had blown apart.
With its two wing engines still intact, the plane should have been able to land safely—but there was another, darker problem. Shrapnel from the blast had somehow severed not just one, but all three of the plane’s independent hydraulic lines, cutting all power to the flaps and rudder.
I remember that day!!
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