Hordes of Trump supporters stormed the building, overtook the halls, offices and the dais as members of Congress sheltered and a state of emergency was declared to activate the National Guard. Stream ABC News Live: https://abcnews.go.com/Live LEARN MORE: Missed warning signs and failure to fortify US Capitol bewilder experts: https://abcn.ws/3buwQ8P #ABCNews #CapitolRiots #WashingtonDC #ProudBoys #Congress