Benoit Hamon, French Socialist party 2017 presidential candidate, walks past a campaign poster of Jean-Luc...
Benoit Hamon, French Socialist party 2017 presidential candidate, walks past a campaign poster of Jean-Luc Melenchon of the French far left Parti de Gauche as part of a campaign visit in Villiers-le-Bel, Paris suburb, France, April 12, 2017. REUTERS/Gonzalo Fuentes