U.S Secretary of state Hillary Clinton, right, and French President Nicolas Sarkozy walk in the Elysee Palace in Paris, during a crisis summit on Libya Saturday, March, 19, 2011. Britain and France took the lead in plans to enforce a no-fly zone over Libya on Friday, sending British warplanes to the Mediterranean and announcing a crisis summit in Paris with the U.N. and Arab allies.(AP Photo/Lionel Bonaventure, Pool)