Social network Facebook has declared war on fakes, but not very good at

Check the accuracy of the information published on the Internet, has become a necessity. Popular social networks, including Facebook, are constantly making statements about their efforts of content moderation. However, the algorithms that are used to separate truth from falsehood, remain a mystery – no one knows what guided the social network, by blocking content and posting another. According to experts, in some cases we are talking about outright censorship, including political.