Iowa Caucus Countdown with Steve Kornacki

Tommy joins Dan from the campaign trail in Iowa to discuss the latest in the GOP primary, Trump's 14th Amendment ballot woes in Maine and Colorado, and Joe Biden's reelection strategy. Then, Dan and NBC News and MSNBC National Political Correspondent Steve Kornacki dig into polling and voter data ahead of the Iowa caucus and New Hampshire primary and look at what the numbers might mean for the 2024 Presidential election.