Cops detain an ENTIRE block of Antifa protesters on the second night of chaos in Portland: Activists smash windows in ugly clashes with police A march planned to protest the Department of Homeland Security quickly got out of hand as activists clashed with cops According to one reporter, several protesters smashed in the windows of businesses and 'attacked' journalists who were recording them Police subsequently detained an entire block of protesters who were allegedly stopping traffic from driving through Video shared on social media shows cops instructing the activists over loudspeaker to stay put; it is currently unclear if anybody has been arrested