France's President Nicolas Sarkozy (2nd R) and U.S. President Barack Obama (R) walk past US Marines as they arrive for a wreath laying ceremony in Cannes November 4, 2011 at the end of the G20 Summit for Heads of State and Government. Obama and Sarkozy took part in a ceremony celebrating the friendship between the U.S. and French armies. REUTERS/Lionel Bonaventure/Pool (FRANCE - Tags: POLITICS MILITARY)