https://www.recode.net/2018/3/22/17150772/mark-zuckerberg-facebook-content-policy-guidelines-hate-free-speech

Facebook CEO Mark Zuckerberg doesn’t want to be the content police. But he might not have a choice.

For years, Facebook has argued that it’s a platform for all ideas. Outside of obvious ethical violations — child pornography or terrorist propaganda, for example — it doesn’t want to take responsibility for determining what’s appropriate or inappropriate, or even what’s fact or fiction.