DHS Secretary calls the security at Trump's rally incident a 'failure' CNN 0 120 07.16 00:15 https://www.youtube.com/watch?v=QwysSBmVp3s + 18 https://www.youtube.com/feeds/videos.xml?channel_id=UCupvZG-5ko_eiXAup… + 18 DHS Secretary calls the security at Trump's rally incident a 'failure'