11. The Mom Who Stole the Blueprints for the Atomic Bomb

To her neighbors in the English countryside, the woman known as Mrs. Burton was a cake-baking mother of three. To the Soviet Union, she was an invaluable Cold War operative. Ben Macintyre, author of Agent Sonya: Moscow’s Most Daring Wartime Spy, explains how the woman who fed America’s atomic secrets to the Russians also struggled to balance her family and her cause. Hosted by Sarah Lyall.