In part two of this week's episode, Margaret continues her conversation with Ian Johnson about Muhammad Ali, one of the greatest and most principled athletes of all time, who used his platform to fight for change outside of the boxing ring at immense personal cost.

Part Four: Peter the Painter and the Latvian Revolution of 1905
36:26

Part Three: Peter the Painter and the Latvian Revolution of 1905
27:42

Part Two: Peter the Painter and the Latvian Revolution of 1905
1:00:45