Former French Economy Minister and candidate for the left-wing primary ahead of the 2017 presidential election Arnaud Montebourg (C) addresses journalists as he arrives at the summer conference of the French dissident Socialists MPs known as "Les Frondeurs" (The Insubordinates) on September 11, 2016 in La Rochelle, southwestern France. / AFP PHOTO / XAVIER LEOTYXAVIER LEOTY/AFP/Getty Images