Extremism

S1 E4: The United States was born in the flames of violence and rebellion. Extremism has always been a part of who we are as a nation. In this hour, we focus on multiple flashpoints in our nation's history, and the ways in which our Presidents have reacted to extinguish - and sometimes, to fan - the flames of extremism. What can we learn about extremism from our past - and how to avoid it in the future?