Abigail Hauslohner outlines the expansion of Trump’s travel ban. Beth Reinhard investigates the new reality of presidential pardons. And Dan Balz explains whether a president can be impeached more than once.

Inside the chaos of the Iowa caucuses

Post Reports is the daily podcast from The Washington Post. Unparalleled reporting. Expert insight. Clear analysis. Everything you’ve come to expect from the newsroom of The Post, for your ears. Martine Powers and Elahe Izadi are your hosts, asking the questions you didn’t know you wanted answered. Published weekdays around 5 p.m. Eastern time.