Zalmay Khalilzad; Peter Beinart; Marion Nestle

The U.S. Ambassador to Iraq, Zalmay Khalilzad, describes his mission to reconcile Sunni and Shiite Arabs in an effort to control sectarian conflict. Editor of The New Republic Peter Beinart shares his book, "The Good Fight: Why Liberals - and Only Liberals - Can Win the War on Terror and Make America Great Again." NYU Professor of Nutrition Marion Nestle examines American food and eating habits in her book, "What to Eat."