Rep. Alexandria Ocasio-Cortez pressed Facebook’s Mark Zuckerberg for answers during a House Financial Services Committee about when the social media giant will fact check posts shared on its platform. “You announced recently that the official policy of Facebook now allows politicians to pay to spread disinformation in 2020 elections and in the future. So I just want to know how far I can push this in the next year?” she asked Zuckerberg. The Facebook CEO responded by saying there will be fact checks for posts that pose "imminent risk of harm." Stream your PBS favorites with the PBS app: https://to.pbs.org/2Jb8twG Find more from PBS NewsHour at https://www.pbs.org/newshour Subscribe to our YouTube channel: https://bit.ly/2HfsCD6 Follow us: Facebook: http://www.pbs.org/newshour Twitter: http://www.twitter.com/newshour Instagram: http://www.instagram.com/newshour Snapchat: @pbsnews Subscribe: PBS NewsHour podcasts: https://www.pbs.org/newshour/podcasts Newsletters: https://www.pbs.org/newshour/subscribe