Wait, this is somehow a mystery? Two people who had no experience flying 727s fueled up a plane, somehow got it airborne, and flew out over the Atlantic Ocean never to be seen again. Oh, and 727s require three people to properly fly them.<p>There's no mystery here. They crashed in the Atlantic Ocean.
There are ore details in the story at <a href="https://www.airspacemag.com/history-of-flight/the-727-that-vanished-2371187/?all" rel="nofollow">https://www.airspacemag.com/history-of-flight/the-727-that-v...</a>
"in the process of being converted for use by IRS Airlines"<p>This is a Nigerian airline, but the name makes me think of this classic <i>Simpsons</i> bit:<p><a href="https://frinkiac.com/meme/S07E15/477243.jpg?b64lines=ICggZ3JvYW5pbmcp" rel="nofollow">https://frinkiac.com/meme/S07E15/477243.jpg?b64lines=ICggZ3J...</a>