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** FILE ** President Clinton, center, accompanied by Israeli Prime Minister Ehud Barak, left, and Palestinian leader Yasser Arafat, right, walk on the grounds of Camp David, Md. in this July 11, 2000 file photo, during a Mideast summit. Secretary of State Condoleezza Rice is looking to the past for lessons on how to make next month's planned Mideast peace conference a success. (AP Photo/Ron Edmonds, File)