President Joe Biden is going to take his reelection message for a test run tonight at his State of the Union address. CNN Political Director David Chalian breaks down why this moment is so important for Biden, who’s faced with a divided government and lackluster poll numbers. Plus, the First Lady will host 26 guests tonight – we’ll tell you about some of them and what their invites say about Biden’s priorities.To learn more about how CNN protects listener privacy, visit cnn.com/privacy