CAIRO, EGYPT - DECEMBER 14:  Soldiers stand guard in front of the presidential palace as anti-scaf graffiti is seen on the wall on December 14, 2012 in Cairo, Egypt. Opponents and supporters of Egyptian President Mohamed Morsi staged final rallies in Cairo ahead of tomorrow's referendum vote on the country's draft constitution that was rushed through parliament in an overnight session on November 29. The country's new draft constitution, passed by a constitutional assembly dominated by Islamists, will go to a referendum vote on December 15.  (Photo by Daniel Berehulak/Getty Images)