A woman was shot and killed during a standoff inside the building between law enforcement and pro-Trump supporters, who breached the building, forcing a lockdown with members of Congress inside. LEARN MORE: 4 dead after US Capitol breached by pro-Trump mob during 'failed insurrection': https://gma.abc/38nqyFZ 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 #GMA #CapitolRiots #WashingtonDC #Trump