Joshua Rubenstein discusses his book "Tangled Loyalties: The Life and Times of Ilya Ehrenburg" and the importance of Ehrenburg during the Stalin regime.

Daniel Yergin, author and economic historian, discusses his book, "Shattered Peace: The Origins of the Cold War and the National Security State." He explains the key players in the Cold War and his thoughts on the Yalta and Riga Axioms. Yergin also explores the end of World War II and other events that led to the tensions between US and the Soviet Union.