Can you give an example of a documentary where the person telling the story believed it to be true, but it turned out to be false?

Read also:

• Physicists create 'the world's smallest violin' using nanotechnology - Phys.org
• Why do older siblings always hate younger siblings?
• Is anyone up to have a little conversation?
• CrowdStrike Swings to Loss as Expenses From Last Summer’s Outage Persist - WSJ
• I committed the unpardonable sin. God immediately punished me so that I can no longer think like before and my brain is as if paralyzed and does not work. I've tried everything (confession, repentance, etc.) nothing helps. Any advice?
• Why did my ex-narcissist move so fast with his new supply marriage engagement moving in, etc.?
• What should I expect after a BBL surgery?
• What do you remember that 95% of us have forgotten?
• Eagles star Saquon Barkley stunningly hints he could retire ‘out of nowhere’ - New York Post
• Teddi Mellencamp cozies up to rumored new boyfriend during romantic outing - Page Six
• When was you wife swapping fantasy started?
• Anthropic Researchers Warn That Humans Could End Up Being "Meat Robots" Controlled by AI - futurism.com