French president Francois Hollande (C), followed by socialist group head at the National Assembly Jean-Marc Ayrault (L) and Paris Mayor Bertrand Delanoe (2ndL), shakes hands with people as he leaves Paris’ Hotel de Ville (City House) on May 15, 2012 after a ceremony following his official investiture earlier today. AFP PHOTO / GUILLAUME BAPTISTE (Photo credit should read GUILLAUME BAPTISTE/AFP/GettyImages)