The Source: Kissinger's Shadow Over The 20th Century

In a new book, Greg Grandin details the impact of one of the most controversial figures in U.S. history, Henry Kissinger. Chronicling the decades of influence Kissinger had over multiple presidencies and in turn the American mind, Grandin tries to unravel the importance of the man to history. 

Guest:

• Greg Grandin, Author of "Kissinger's Shadow: The Long Reach of America's Most Controversial Statesman" and a Professor of History at New York University