Investigators looking into the April 4, 1979 incident involving TWA 841 have formulated an unsettling theory: they think the pilot may have attempted an unauthorized maneuver, without the knowledge of his flight engineer. The latest episode of Air Disasters re-airs tonight at 10 PM. | Smithsonian Channel Aviation Nation

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55K views · 323 reactions | ABC News’ Gio Benitez reports on the 25th anniversary of the tragic explosion of TWA Flight 800 and takes a look at the way investigators have used the wreckage as a training tool for the past two decades. https://abcn.ws/3bEDYid | ABC News Live | Facebook