An Egyptian street vendor displays dried fish for sale near the protest camp tents in Tahrir Square, Cairo, Egypt, Wednesday, Dec. 12, 2012. Egypt's main opposition alliance called for a "No" vote in the referendum on a disputed constitution rather than a boycott, hours after Islamist President Mohammed Morsi's government forged ahead by starting overseas voting in diplomatic missions for expatriates. (AP Photo/Nasser Nasser)