Hate and division on Facebook are not just a problem in the U.S. That's one of the messages whistleblower Frances Haugen took to Congress last week, where she accused Facebook's algorithms of quote, "literally fanning ethnic violence in Ethiopia," a country that's endured nearly a year of civil war.
Freelance reporter Zecharias Zelalem has been keeping track of how inflammatory posts on Facebook have led to attacks in the real world.