France's Prime Minister Jean-Marc Ayrault (C) reacts as he chairs a meeting with Defence Minister Jean-Yves Le Drian (L) and Foreign Minister Laurent Fabius (2ndL) at the Hotel Matignon offices in Paris September 2, 2013. France aims to build a coalition of countries to back military action against the Syrian government in response to a chemical weapons attack in Damascus, Prime Minister Ayrault said on Monday. REUTERS/Christian Hartmann (FRANCE - Tags: POLITICS MILITARY)