On GPS Sunday, Fareed is live to bring you the latest on the Paris terror attacks -- the investigation, the global threat from ISIS, and how the West should respond. Then, the French Ambassador to the United States answers the question: "Why France?" And, is Islam the problem? The former chief rabbi of the United Kingdom on how to stop religious violence. Then, Secretary of State John Kerry on why world leaders are convening in Paris for a meeting on one of the biggest global threats: climate change.