A preliminary investigation on the crash of Ethiopian Airlines Flight 302 concluded a controversial software system did contribute to the downing of the Boeing plane, and the pilots followed manufacturer guidelines to no avail. Boeing said it will release a software update to fix the problem, but how did the FAA approve the plane in the first place? William Brangham talks to Miles O’Brien.

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CNET 22 Sep 2019 14:00 CEST

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