Colorado officials investigating massacre at LGBTQ club
MSNBC\u2019s Katie Phang hosts \u201cThe Beat\u201d on Monday, November 21 and reports on the Colorado nightclub massacre that left 5 murdered, 19 hurt. Maya Wiley and Sally Kohn join. Plus, Neal Katyal joins on the appointment of a special counsel to oversee Trump criminal probes and Roger McNamee on the chaos at Twitter.