Tonight on Amanpour and Company: Amir Tibon, Journalist for Haaretz / Author, The Gates of Gaza; David Scheffer, Former U.S. Ambassador-at-Large for War Crimes Issues / Senior Fellow, Council on Foreign Relations; Arwa Damon, President & Founder, INARA. Walter Isaacson interviews Peggy Noonan, Author, A Certain Idea of America.