1983: Eastern Airlines Flight 855, a Lockheed L-1011 Tristar (N334EA), avoids disaster after experiencing trouble on all three of its engines on a flight from Miami to Nassau, Bahamas. In a move that would later be pivotal to their survival, the crew shuts down the #2 engine after it receives a low oil pressure warning light while descending through 15,000ft. The crew decides to return to their Miami base on the remaining two engines, which should not be a problem until the same light illuminates for engines #1 and #3, both of which soon flame out five minutes apart. Since the #2 tail engine is the only one intentionally shut down as a precaution, it still has enough oil to restart as the aircraft glides toward the ocean through 4,000ft, preparing the ditch. Miraculously, the Tristar is able to make a one-engine landing at Miami, saving the lives of all 172 people aboard. The cause is attributed to mechanics who failed to install all the O-ring seals on the master chip detector assemblies, leading to the loss of lubrication on the engines. Read more...