Thousands protest outside Egypt’s presidential palace

Anti-President Mohamed Morsi protesters gather near the presidential palace in Cairo. The Egyptian army issued an ultimatum for demonstrators camping outside to leave the area or they would be cleared by force, state media reported.  (Khaled Elfiqi / EPA)

A wounded protester walks away during clashes between supporters and opponents of Egyptian President Mohammed Morsi outside the presidential palace. They fought with rocks, firebombs and sticks in clashes that marked the worst violence of a deepening crisis over the disputed constitution.  (Mostafa Elshemy / Associated Press)

Egyptian supporters of the Muslim Brotherhood throw stones toward Egyptian opposition protesters.  (Khaled Elfiqi / EPA)

Members of the Muslim Brotherhood, who support Egyptian President Mohammed Morsi, clash with anti-Morsi demonstrators on the road leading to the Egyptian presidential palace.  (Gianluigi Guercia / AFP/Getty Images)

Egyptian policemen protect an opposition demonstrator after a scuffle with members of the Muslim Brotherhood.  (Mahmoud Khaled / AFP/Getty Images)

Egyptian riot police stand guard behind barbed wire in front of the presidential palace in Cairo.  (Nasser Nasser / Associated Press)

Protesters chant slogans and wave national flags in Tahrir Square in Cairo.  (Maya Alleruzzo / Associated Press)

Egyptian protesters chant anti-Muslim Brotherhood slogans during a rally in front of the presidential palace.  (Nasser Nasser / Associated Press)

Protesters pass a banner in Arabic that reads, “Ahmed Gomaa severely wounded in the brain and is lying in intensive care,â€� referring to the injuries sustained by a photographer working for the Associated Press who was severely beaten on Nov. 27 by Egyptian security forces while covering clashes in Tahrir Square.  (Maya Alleruzzo / Associated Press)

An opposition protester leads the crowd as they chant slogans in Tahrir Square in Cairo.  (Maya Alleruzzo / Associated Press)

A Egyptian woman prays in front of Egyptian security as they lay out barbed wire along streets leading to the Itihadiya presidential palace in the neighborhood of Heliopolis in Cairo.  (AFP / Getty Images)