The Docket: What Is Executive Privilege And What Are Its Limits?

In order to resist a congressional investigation into the January 6th insurrection, former President Trump and his associates are claiming executive privilege. They say the communication between a president and his advisers should remain confidential. Congress says it wants to get to the bottom of what the president knew. So where does executive privilege come from, and does it take precedent over congress' power to investigate? This episode: White House correspondent Asma Khalid and national justice correspondent Carrie Johnson. Connect: Subscribe to the NPR Politics Podcast here.