UN peacekeepers from Brazil patrols at a earthquake survivors refugee camp in the outskirts of Port-au-Prince, Haiti, Monday Nov. 15, 2010. Protesters who hold Nepalese U.N. peacekeepers responsible for an outbreak of cholera that has killed 1,000 in three weeks threw stones and threatened to set fire to a base in Cap-Haitien, the country's second-largest city Monday, Haitian radio and eyewitnesses reported.(AP Photo/Emilio Morenatti)

Photo by: Emilio Morenatti

UN peacekeepers from Brazil patrols at a earthquake survivors refugee camp in the outskirts of Port-au-Prince, Haiti, Monday Nov. 15, 2010. Protesters who hold Nepalese U.N. peacekeepers responsible for an outbreak of cholera that has killed 1,000 in three weeks threw stones and threatened to set fire to a base in Cap-Haitien, the country's second-largest city Monday, Haitian radio and eyewitnesses reported.(AP Photo/Emilio Morenatti)