President Biden and Vice President Kamala D. Harris were sworn in, just hours after the 45th president, Donald Trump, left the White House on Jan. 20. 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/