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Egyptian protesters take down barbed wire during a demonstration in front of the presidential palace in Cairo, Egypt, Friday, Dec. 7, 2012. Egypt's political crisis spiraled deeper into bitterness and recrimination on Friday as large crowds of the Egyptian President Mohammed Morsi's opponents marched to his palace to increase pressure after he rejected their demands. (AP Photo/Nariman El-Mofty)

Crisis in Egypt

Islamists backing a new constitution for Egypt claimed victory Dec. 16 in

the first leg of a referendum, but the opposition alleged polling

violations and called for nationwide protests ahead of next week's elections.