Egyptian men hold a poster with a portrait of late president Gamal Abdel Nasser and Egypt's Defence Minister General Abdel Fattah al-Sisi outside a polling station during the vote on a new constitution on January 14, 2014 in Giza, Cairo. Egyptians queued to vote on a new constitution today amid high security, in a referendum likely to launch a presidential bid by the army chief who overthrew Islamist president Mohamed Morsi.  AFP PHOTO/MAHMOUD KHALED        (Photo credit should read MAHMOUD KHALED/AFP/Getty Images)