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Facebook Tamped Down on Hoax Sites, But Polarization Thrives

  • Company responded to the way misinformation spread in 2016
  • Experts question whether new techniques are being missed
Facebook App And Logo As Shares Plunge
Photographer: Johannes Berg/Bloomberg

In February, the YourNewsWire page on Facebook was at its peak popularity, boosted by its salacious post claiming that Justin Trudeau, the Canadian prime minister, was Fidel Castro’s love child.

That story, shared 1,800 times, represented exactly the kind of content Facebook Inc. had promised to clean up on its site -- and which YourNewsWire prolifically produced. It was created to drive attention, and therefore advertising revenue. It was also provably false.