Chemical Weapons in Syria; Russia and Syria; On Angela Merkel

Senator John McCain and journalist John Dickerson comment on President Barack Obama's speech deploring Bashar al-Assad's use of chemical weapons, while delaying the decision to respond with military action. Journalists Peter Baker, Julianna Goldman, David Sanger, and John Dickerson examine President Obama's position on Russia's diplomatic solution to Syrian disarmament. Journalists Alan Crawford and Tony Czuczka, authors of "Angela Merkel: A Chancellorship Forged in Crisis," discuss the German chancellor and her influence.