Secret Service did not sweep building where shooter was perched CNN 0 120 07.16 01:36 https://www.youtube.com/watch?v=nIU1DyW8z-Y + 23 https://www.youtube.com/feeds/videos.xml?channel_id=UCupvZG-5ko_eiXAup… + 22 Secret Service did not sweep building where shooter was perched