It has recently come to light how Google helped fake news sites in Brazil: https://theintercept.com/2019/11/19/fake-news-google-blogueiros-antipetistas/ https:

It has recently come to light how Google helped fake news sites in Brazil: https://theintercept.com/2019/11/19/fake-news-google-blogueiros-antipetistas/ https://theintercept.com/2019/11/19/fake-news-google-bloguei... Apparently, the advertisers were not aware of where their ads were being shown.