PARIS, FRANCE - JANUARY 10: A fresco reading 'Je suis Charlie' painted by artists Andre, Lek & Sowat, Cokney, Alxone, Legz, Arnaud Liard, MBS, Hoctez, Hugo Vitrani, Jean Charles de Castelbajac and Felipe Oliveira Baptista is seen at the Palais de Tokyo on January 10, 2015 in Paris, France. Four hostages and three suspects were killed when police ended two separate sieges at a kosher supermarket and a printing company on an industrial estate, following Wednesday's deadly attack on Charlie Hebdo magazine. A fourth suspect, Hayat Boumeddiene, 26, escaped and is wanted in connection with the murder of a policewoman. (Photo by Richard Bord/Getty Images)
