A street vendor grills corn as Egyptian soldiers stand guard at the Presidential Palace on Tuesday, December 18, in Cairo. Protesters opposed to President Mohamed Morsy's first round of voting in the constitutional referendum gather during continuing demonstrations. Daniel Berehulak/Getty Images
Protesters chant slogans during a demonstration at the Presidential Palace on December 18 in Cairo. Daniel Berehulak/Getty Images
An Egyptian woman types on her laptop before the start of a demonstration opposing President Mohamed Morsy on December 18 in Cairo. Daniel Berehulak/Getty Images
People make their way through a market place on Monday, December 17, in Cairo. Daniel Berehulak/Getty Images
A supporter of Egypt's President Mohamed Morsy and the Muslim Brotherhood holds Quran as he shouts during a demonstration in Cairo on Friday, December 14. MARCO LONGARI/AFP/Getty Images
Women pray during a demonstration in support of President Mohamed Morsy in Cairo on December 14. MARCO LONGARI/AFP/Getty Images
Egyptian army tanks are deployed outside the presidential palace in Cairo on Thursday, December 13. Egypt's crisis showed no sign of easing as the army delayed unity talks meant to ease political divisions and the opposition set near-impossible demands for taking part in a looming constitutional referendum. GIANLUIGI GUERCIA/AFP/Getty Images
Girls walk with Egypt's national flag draped over their backs to a rally for supporters of President Mohamed Morsy in Cairo on Tuesday, December 11. Khaled Abdullah/reuters/LANDOV
Protesters on December 11 attempt to bring down cement walls that security forces placed around the presidential palace in Cairo. Ariana Drehsler/MCT/LANDOV
Security forces stand guard in front of the presidential palace in Cairo on December 11. Ariana Drehsler/MCT /LANDOV
Protesters opposed to Egypt's president demonstrate on top of a barricade erected by the Egyptian army to protect the presidential palace in Cairo on December 11. MARCO LONGARI/AFP/Getty Images
A young protester climbs atop a barricade erected by the Egyptian army on December 11. There were no incidents of violence and soldiers held the line as a couple of hundred protesters pressed up against waist-high crowd barriers. MARCO LONGARI/AFP/Getty Images
Protesters remove part of a metal barrier protecting the presidential palace on December 11. MARCO LONGARI/AFP/Getty Images
Egyptian army troops stand guard in front of a metal barricade on December 11. MARCO LONGARI/AFP/Getty Images
An Egyptian army soldier patrols outside the Egyptian presidential palace on Monday, December 10, in Cairo. The Egyptian political crisis erupted last month when President Mohamed Morsy issued an edict allowing himself to run the country unchecked until the drafting of a new constitution. GIANLUIGI GUERCIA/AFP/Getty Images
Members of the Egyptian opposition gather for a protest outside the presidential palace on Sunday, December 9, in Cairo. The palace has been the scene of violent clashes pitting thousands of protesters -- for and against Morsy. PATRICK BAZ/AFP/Getty Images
Guy Fawkes masks are displayed by a street vendor in front of the Egyptian presidential palace in Cairo on December 9. The masks depict Fawkes, a rebel executed in England's Gunpowder Plot seeking to blow up the House of Lords in the early 1600s. GIANLUIGI GUERCIA/AFP/Getty Images
Egyptian army engineers and soldiers build a third line of concrete blocks outside of the Egyptian presidential palace in Cairo in preparation for more protests on December 9. GIANLUIGI GUERCIA/AFP/Getty Images
An Egyptian protester sweeps the street near army tanks deployed outside the presidential palace in Cairo on December 8, after continued protests overnight. GIANLUIGI GUERCIA/AFP/Getty Images
A sticker depicting Egyptian President Mohamed Morsy reads "leave" on the ground near the presidential palace on December 8. GIANLUIGI GUERCIA/AFP/Getty Images
Egyptian soldiers take position on a road leading to the presidential palace on December 8. GIANLUIGI GUERCIA/AFP/Getty Images
A protester tries to climb over a barbed-wire fence as Egyptian soldiers stand guard during a demonstration near the presidential palace in Cairo on Friday, December 7. KHALED ELFIQI/EPA/LANDOV
Supporters of Egyptian President Mohamed Morsy and members of the Muslim Brotherhood shout during the funerals of fellow Morsy supporters at Al-Azhar mosque in Cairo on December 7. AMR ABDALLAH DALSH/REUTERS/LANDOV
Protesters angry over Morsy's decisions giving himself unchecked powers surround the Muslim Brotherhood's headquarters in Cairo after starting a fire inside the compound on Thursday, December 6. Reuters/Landov
Riot police form a line as anti-Morsy protesters surge around the Muslim Brotherhood's headquarters in Cairo on December 6. Reuters/Landov
An anti-Morsy protester shouts during a march to the presidential palace in Cairo, Egypt, on December 6. GIANLUIGI GUERCIA/AFP/Getty Images
Protesters are blocked from approaching the the presidential palace by the Egyptian army on December 6 in Cairo. IANLUIGI GUERCIA/AFP/Getty Images
Egyptian soldiers stand outside the presidential palace in Cairo after setting up barbed wire barricades on December 6. AFP PHOTO/GIANLUIGI GUERCIA
Supporters of Morsy clash with anti-Morsy protesters outside the Egyptian presidential palace on Wednesday, December 5, in Cairo. GIANLUIGI GUERCIA/AFP/Getty Images
Members of the Muslim Brotherhood and Morsy supporters destroy tents of anti-Morsy protesters outside the presidential palace on December 5. GIANLUIGI GUERCIA/AFP/Getty Images
Morsy supporters carry an injured man to safety during clashes with anti-Morsy demonstrators on a road leading to the Egyptian presidential palace on December 5. GIANLUIGI GUERCIA/AFP/Getty Images
Members of the Muslim Brotherhood and supporters of Morsy clash with anti-Morsy demonstrators on a road leading to the Egyptian presidential palace on December 5. GIANLUIGI GUERCIA/AFP/Getty Images
Egyptian riot police stand behind barbwire as thousands of Egyptian demonstrators march to the presidential palace in Cairo, Egypt, on Tuesday, December 4. GIANLUIGI GUERCIA/AFP/Getty Images
Tens of thousands of demonstrators encircled the presidential palace in Cairo after riot police failed to keep them at bay with tear gas on December 4. GIANLUIGI GUERCIA/AFP/Getty Images
An Egyptian woman waves a national flag as demonstrators march to the presidential palace in Cairo on December 4. GIANLUIGI GUERCIA/AFP/Getty Images
A Morsy supporter waves a flag outside the Supreme Constitutional Court as hundreds of supporters of the president protest on Sunday, December 2, in Cairo, forcing judges to postpone a hearing on a constitutional panel at the heart of a deepening political crisis. GIANLUIGI GUERCIA/AFP/Getty Images
Supporters of Morsy pray outside the Supreme Constitutional Court on December 2. XINHUA/LANDOV
A man kisses a portrait of Morsy during a gathering of thousands of Islamists in front of Cairo University on Saturday, December 1. AFP/Getty Images
Thousands pray during a rally in support of Morsy in front of Cairo University on December 1. AFP/Getty Images
An Egyptian man delivers a speech as protesters gather in Cairo's Tahrir Square on Friday, November 30. GIANLUIGI GUERCIA/AFP/Getty Images
A man shouts as protesters gather in Tahrir Square on November 30. GIANLUIGI GUERCIA/AFP/Getty Images
A man holds a copy of the Quran and a cross in Tahrir Square on November 30. GIANLUIGI GUERCIA/AFP/Getty Images
Protesters run from Egyptian riot police during clashes near Cairo's Tahrir Square on Wednesday, November 28. GIANLUIGI GUERCIA/AFP/Getty Images
A protester carries a rock during clashes with police on Wednesday. GIANLUIGI GUERCIA/AFP/Getty Images
Egyptians carry a giant national flag as tens of thousands take part in a mass rally in Cairo on Tuesday, November 27, against a decree by President Mohamed Morsy granting himself broad powers. GIANLUIGI GUERCIA/AFP/Getty Images
An Egyptian protester holds up a Quran and a figure of Christ on the cross during Tuesday's demonstration. GIANLUIGI GUERCIA/AFP/Getty Images
Protesters continue to rally in Tahrir Square on Tuesday. GIANLUIGI GUERCIA/AFP/Getty Images
An Egyptian protester attempts to throw back a tear gas canister on Tuesday during clashes with riot police in Omar Makram Street, off Tahrir Square. GIANLUIGI GUERCIA/AFP/Getty Images
Activists in Cairo's Tahrir Square on Monday, November 26, carry the coffin of Gaber Salah, an activist who died overnight after he was critically injured in clashes in Cairo. Salah, a member of the April 6 movement known by his nickname "Jika," was injured last week during confrontations between police and protesters on Cairo's Mohammed Mahmud street. MAHMUD KHALED/AFP/Getty Images
Thousands of activists attend the funeral of Gaber Salah on Monday. GIANLUIGI GUERCIA/AFP/Getty Images
Protesters clash with Egyptian police at Simon Bolivar Square on Sunday, November 25, in Cairo. Egypt's powerful Muslim Brotherhood called nationwide demonstrations in support of Islamist President Mohamed Morsy in his showdown with the judges over the path to a new constitution. GIANLUIGI GUERCIA/AFP/Getty Images
Egyptian protesters hurl stones at police at Tahrir Square on Sunday. Getty Images
Protesters gather at sit-in tents in Tahrir Square on Sunday. AHMED MAHMOUD/AFP/Getty Images
Egyptian President Mohamed Morsy waves to supporters in front of the presidential palace in Cairo on Friday, November 23. Thousands of ecstatic supporters gathered outside the presidential palace to defend their leader against accusations from rival protesters that he has become a dictator. AFP/Getty Images
Morsy supporters gather outside the presidential palace in Cairo on Friday. Morsy insisted that Egypt was on the path to "freedom and democracy," as protesters held rival rallies over sweeping powers he assumed that further polarized the country's political forces. AHMED MAHMOUD/AFP/Getty Images
Protesters demonstrating against Morsy run from tear gas fired by Egyptian riot police during clashes in Cairo's Tahrir Square on Friday. AHMED MAHMOUD/AFP/Getty Images
Egyptian protesters throw rocks toward riot police on Friday AHMED MAHMOUD/AFP/Getty Images
Egyptian supporters and opponents of Morsy clash in the coastal city of Alexandria on Friday. AFP/Getty Images
A man throws a rock during clashes in Alexandria on Friday. AFP/Getty Images
Thousands of demonstrators march through the streets of Cairo to protest against Morsy on Friday. GIANLUIGI GUERCIA/AFP/Getty Images
Clashes rocked the coastal city of Alexandria on Friday. AFP/Getty Images