U.N. forces try to calm the crowd outside an election center in Petionville, a suburb of Port-au Prince, on Dec. 9. Supporters of Michel Martelly, who failed to qualify for an election runoff in results announced by Haitian electoral authorities, took to the streets of Haiti's capital in three days of unrest last week to contest the election results. David Gilkey/NPR hide caption

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Camp residents stand in line at a water distribution site at the old military airport in Port-au-Prince, Haiti, on Friday. David Gilkey/NPR hide caption

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Fires burn on the streets of Petionville, outside of Port-au-Prince Haiti, Dec. 7, 2010 David Gilkey/NPR hide caption

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Throughout Haiti, there were repeated scenes of voters who couldn't find their names on election sheets. Jason Beaubien/NPR hide caption

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Supporters of presidential candidate Jude Celestin gather for a rally on Thursday in Port-au-Prince ahead of Sunday's presidential election. Thony Belizaire/AFP/Getty Images hide caption

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A woman walks past walls plastered with election posters and buildings in ruins in Haiti's capital, Port-au-Prince. With the presidential election set for Sunday, many Haitians say they have little hope that a new leader can improve their lives. Jason Beaubien/NPR hide caption

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Cajuste Yanique lies on a cot while being treated Monday for cholera in a treatment facility in Cabaret, Haiti. Haitian officials say the disease has killed more than 1,300 people since the outbreak began last month and has been detected in eight of Haiti's 10 provinces. Joe Raedle/Getty Images hide caption

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Alleged drug traffickers of the Sinaloa cartel are presented to the press in Mexico City after their arrest earlier this month. Ronaldo Schemidt/AFP/Getty Images hide caption

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Haitians walk along a flooded road in Leogane, south of Port-au-Prince, last week. Haitians still displaced from the earthquake in January are now dealing with the aftermath of Hurricane Tomas and a deadly cholera outbreak. Thony Belizaire/AFP/Getty Images hide caption

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A woman suffering from cholera symptoms is treated at the St. Nicholas hospital in Saint Marc, Haiti, on Monday. Ramon Espinosa/AP hide caption

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5-year-old Louisemie Antoine, who lost her left leg below the knee in the Jan. 12 earthquake, walks through Camp Corail just north of Port-au-Prince with her mother, Yvonne. More than 6,500 live in the camp in long lines of white tents. Jason Beaubien/NPR hide caption

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