Demonstrators chant slogans supporting Egyptian President Mohammed Morsi during a rally in Tahrir Square in Cairo on Friday. Khalil Hamra/AP hide caption

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A municipal worker cleans a sidewalk Tuesday at the site of recent clashes between protesters and security forces near the Interior Ministry in Cairo Muhammed Muheisen/AP Photo hide caption

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One year ago, Wael Ghonim spoke with reporters in Cairo's Tahrir Square, as protests there continued. Khaled Desouki /AFP/Getty Images hide caption

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Wael Ghonim talking with reporters on Feb. 8, 2011, in Cairo's Tahrir Square as protests there continued. Khaled Desouki /AFP/Getty Images hide caption

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Photographer Moises Saman captured this shot of two activists in Hama, Syria. Saman and journalist Anthony Shadid entered the city for several days last July. The rest of Saman's images can be found here. Moises Saman /The New York Times hide caption

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Feb. 4: Anti-government protesters held a sign referencing the Facebook social networking website that was important in organizing protesters in Tahrir Square. Chris Hondros/Getty Images hide caption

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In this file photo, Egyptians celebrate the news of the resignation of Egyptian President Hosni Mubarak on Feb. 11 in Tahrir Square. Tara Todras-Whitehill/AP hide caption

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Yemeni security forces stand between pro-regime supporters (right) and anti-government protesters (unseen in picture) during demonstrations outside Sanaa University in the Yemeni capital on Tuesday. Mohammed Huwais/AFP/Getty Images) hide caption

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Secretary of State Hillary Rodham Clinton, Monday (Feb. 14, 2011) on Capitol Hill. Jim Watson /AFP/Getty Images hide caption

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An Egyptian man stands next to a bloodstained piece of cloth used to cover the victims of the New Year's Eve car bomb explosion outside the Coptic Al-Qiddisine church in Alexandra, Egypt. Twenty-one people were killed in the attack against Egypt's Christian community, the largest in the Middle East. Mohammed Abed/AFP/Getty Images hide caption

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Egyptian antiquities graduates protested in front of the Supreme Council of Antiquities in Cairo today (Feb. 14, 2011). They were among many groups demanding jobs, higher pay or better working conditions. Khalil Hamra/AP hide caption

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