Democratic presidential candidate Sen. Bernie Sanders sits down with The Washington Post to discuss the issues that are driving his campaign, the lessons he learned from his 2016 campaign, and why he is the most qualified to take on President Trump. Subscribe to The Washington Post on YouTube: https://wapo.st/2QOdcqK Follow us: Twitter: https://twitter.com/washingtonpost Instagram: https://www.instagram.com/washingtonpost/ Facebook: https://www.facebook.com/washingtonpost/