A senior FBI official who briefly served as acting director at the beginning of President Donald Trump's second term has been fired, two federal law enforcement sources told NBC News. The official, Brian Driscoll, made headlines when he resisted a Justice Department directive to turn over a list of agents who had worked on Jan. 6 cases earlier this year. Nicolle Wallace reports. 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 persp...