The Associated Press PORT-AU-PRINCE, Haiti Feb. 27 — The U.S. Coast Guard repatriated 531 Haitian boat people at a dock near the capital Friday in a bid to choke off a tide of refugees from the troubled country. It was the first repatriation since Haiti's uprising began Feb. 5 and underscored President Bush's determination not to allow the rebellion to lead to a mass exodus, despite pleas from human rights groups and three Florida lawmakers to allow them refuge. The Haitians including infants were left on the dock on the southern outskirts of the tense capital. Most said they were...