Mark Zuckerberg testifies on Capitol Hill (full House hearing)

Live coverage and analysis as Facebook CEO Mark Zuckerberg testifies for the second day, this time before the House Energy and Commerce Committee. Subscribe to The Washington Post on YouTube: http://bit.ly/2qiJ4dy Follow us: Twitter: https://twitter.com/washingtonpost Instagram: https://www.instagram.com/washingtonpost/ Facebook: https://www.facebook.com/washingtonpost/