French presidential election candidate for the En Marche ! movement Emmanuel Macron (R) and his wife Brigitte Trogneux pose for the photograph, on April 22, 2017, in Le Touquet, northern France, on the eve of the first round of presidential election.
France is on edge on the eve of its most unpredictable presidential election in decades, which will happen under heightened security after the jihadist killing of a policeman. / AFP PHOTO / PHILIPPE HUGUEN        (Photo credit should read PHILIPPE HUGUEN/AFP/Getty Images)