https://www.cnbc.com/2017/09/24/obama-personally-warned-mark-zuckerberg-about-fake-news-on-facebook.html >Former president Barack Obama personally warned Facebook founder and CEO Mark Zuckerberg in a post-2016 election meeting to check the spread of fake news on the site, but he was told there was no easy fix, according to Washington Post report on Sunday. >The Nov. 19 meeting reportedly took place in Lima, Peru, at a gathering of world leaders two months before Donald Trump's inauguration. The meeting followed Zuckerberg saying that the idea fake news driven by Russian-linked operatives on the site could have an major impact on voting was "crazy."