A new documentary has raised mystifying questions about 9/11's so-called 'fifth plane' amid demands for the FBI to reveal what they know.
The pilot and three crew members of United Flight 23 told TMZ INVESTIGATES: 9/11: THE FIFTH PLANE that they believe their jet was intended to be used in the attacks.
They raise questions about why there was a burka-clad man sitting in first class with a group of three other Arabs. There was nobody else in the exclusive compartment.
Read more: https://www.dailymail.co.uk/news/article-11887085/Six-mysteries-9-11s-fifth-plane-United-Flight-23.html
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