A part that broke on a UPS plane that crashed in Kentucky failed 4 times before on different planes

It’s not clear when the cracks started to develop in the engine mounting pylon, but this crash is reminiscent of a 1979 crash ...
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Boeing knew of plane part flaw years before UPS crash in Louisville, NTSB says

A new report from the National Transportation Safety Board says years ago, Boeing flagged a potential issue with a bearing ...

Boeing Knew About Flaws in UPS Plane That Crashed in Louisville, N.T.S.B. Says

In a report Wednesday, the National Transportation Safety Board said fractures that caused the left engine to separate from ...