We’re just a few days past President Trump’s 100-day mark, and there’s already a shakeup in his cabinet. Sam Stein and Vaughn Hillyard join The Weekend to discuss Trump’s switch up on Mike Waltz from National Security Adviser and nominating him as Ambassador to the United Nations. And they weigh in on who’s the next contender to replace Waltz. For more context and news coverage of the most important stories of our day click here: msnbc.com » Subscribe to MSNBC: youtube.com/msnbc » Subscribe to MSNBC on TikTok tiktok.com/@msnbc » Subscribe to MSNBC on Instagram instagram.com/msnbc Download our new MSNBC app for the latest breaking news and daily headlines at a glance: msnbc.com/information/download-msnbc-app-n1241692 Follow MSNBC Show Blogs MaddowBlog: msnbc.com/maddowblog MSNBC delivers breaking news, in-depth analysis of political headlines, commentary and informed perspectives. Find video clips and segmen...