Facebook’s failure: did fake news and polarized politics get Trump elected?

The company is being accused of abdicating its responsibility to clamp down on fake news stories and counter the echo chamber that defined this election

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"If I were to run, I'd run as a Republican. They are the dumbest group of voters in the country. They believe anything on Fox News. I could lie and they'd still eat it up. I bet my numbers would be terrific."

Many Guardian readers will have seen this quote, attributed to a 1998 interview with Donald Trump in People magazine, in their Facebook news feed.