The decision by YouTube, which is owned by Google, is the latest action by a Silicon Valley company to stem the spread of hate speech and disinformation on its site. A month ago, Facebook evicted seven of its most controversial users, including Alex Jones, the conspiracy theorist and founder of InfoWars. Twitter banned Mr. Jones last year.
https://www.nytimes.com/2019/06/05/business/youtube-remove-extremist-videos.html