After a Boeing 727's near-fatal nosedive over Michigan, investigators risk their own lives to determine why TWA Flight 841 fell out of the sky. Find out what happened on Air Crash Investigation, Mondays at 8pm, on National Geographic UK. | National Geographic UK

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

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