Iran’s former top nuclear negotiator Hassan Rowhani flashes a victory sign after registering his candidacy for the upcoming presidential election at the interior ministry in Tehran on May 7, 2013. Iran began a five-day registration period for candidates in Iran’s June 14 presidential election, with a string of conservative hopefuls in the running but with key reformists yet to come forward, media reports said. AFP PHOTO/BEHROUZ MEHRI (Photo credit should read BEHROUZ MEHRI/AFP/Getty Images)

Iran’s former top nuclear negotiator Hassan Rowhani flashes a victory sign after registering his candidacy for the upcoming presidential election at the interior ministry in Tehran on May 7, 2013. Iran began a five-day registration period for candidates in Iran’s June 14 presidential election, with a string of conservative hopefuls in the running but with key reformists yet to come forward, media reports said. AFP PHOTO/BEHROUZ MEHRI        (Photo credit should read BEHROUZ MEHRI/AFP/Getty Images)

Foto de Archivo: La República

Foto de Archivo: La República