The assailant rammed a barricade and killed one Capitol Police officer and injured another before he was killed by police. READ MORE: https://abcn.ws/3urT8hl Subscribe to GMA's YouTube page: https://bit.ly/2Zq0dU5 Visit GMA's homepage: https://www.goodmorningamerica.com Follow GMA: TikTok: tiktok.com/@gma Facebook:facebook.com/GoodMorningAmerica Twitter: twitter.com/gma Instagram: instagram.com/goodmorningamerica #WashingtonDC #CapitolPolice