U.N. Troops Head to Haiti Tuesday's scheduled transfer of peacekeeping duties in Haiti to U.N. troops gets off to a slow start, because only a fraction of U.N. personnel have arrived in the county. A U.S.-led force has been trying to stabilize Haiti since February, when President Jean-Bertrand Aristide fled the country. Factions in Haiti remain armed, and many observers fear a new eruption of violence. NPR's Gerry Hadden reports.