Demonstrators hold a banner as they chant slogans during an anti-U.S. protest called by fiery cleric Moqtada al-Sadr in Najaf, marking the fourth anniversary of the fall of Baghdad April 9, 2007. Baghdad was under curfew on Monday on the fourth anniversary of the fall of the capital to U.S. forces. (Xinhua/Reuters Photo)
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Demonstrators carry an Iraqi flag during an anti-U.S. protest called by fiery cleric Moqtada al-Sadr in Najaf, marking the fourth anniversary of the fall of Baghdad April 9, 2007. Baghdad was under curfew on Monday on the fourth anniversary of the fall of the capital to U.S. forces. (Xinhua/Reuters Photo)
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