Why federal tactical units have been deployed to Portland, Ore.— over police brutality protests. And, the legacy of John Lewis.

The Gettysburg Troll

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.