English socialite Pamela Harriman had an incredible life, from relationships with some of the most powerful men in the world, a deep friendship with Winston Churchill in the midst of World War II, and a successful career as a diplomat in the later years of her life. Biographer Sonia Purnell joins us to discuss her new book, Kingmaker: Pamela Harriman's Astonishing Life of Power, Seduction, and Intrigue. Today, we speak about Harriman's early life, her marriage to Winston Churchill's son, and her role in World War II.