U.S. Capitol Police were unable to stop a breach of the Capitol by a mob of President Trump’s supporters. Post reporter Carol Leonnig and a former Senate Sergeant at Arms describe the events. Read more: https://wapo.st/3pWKx41. 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/