MSNBC’s Lawrence O’Donnell analyzes new filings to the Supreme Court as it prepares to hear oral arguments in Donald Trump’s challenge of a ruling by the Colorado Supreme Court that found he was ineligible for the state’s primary ballot after violating Section 3 of the 14th Amendment. » Subscribe to MSNBC: youtube.com/msnbc Follow MSNBC Show Blogs MaddowBlog: msnbc.com/maddowblog ReidOut Blog: msnbc.com/reidoutblog MSNBC delivers breaking news, in-depth analysis of politics headlines, as well as commentary and informed perspectives. Find video clips and segments from The Rachel Maddow Show, Morning Joe, The Beat with Ari Melber, Deadline: White House, The ReidOut, All In, Last Word, 11th Hour, and Alex Wagner who brings her breadth of reporting experience to MSNBC primetime. Watch “Alex Wagner Tonight” Tuesday through Friday at 9pm Eastern. Connect with MSNBC Online Visit msnbc.com: msnbc.com Subscribe to the MSNBC Daily Newslet...