Isaac's projected track as of 2 p.m. ET on Friday (Aug. 24). National Hurricane Center hide caption
Thousands of doses of cholera vaccine sit in a refrigerated trailer in a United Nations compound in Saint-Marc, Haiti, in March. After some delays, a vaccination project proved successful. John Poole/NPR hide caption
Haitians celebrate their independence from France on Jan. 1 each year with a traditional squash soup called soup joumou. Courtesy of Whole Foods hide caption
With a bandage in his right hand, Haitian-American singer Wyclef Jean, leaves a polling station after casting his ballot during a presidential runoff in Port-au-Prince, Haiti. Ramon Espinosa/AP hide caption
Supporters of Haiti's ousted President Jean-Bertrand Aristide hold up a poster of the exiled leader in Port-au-Prince, Haiti, Thursday March 17, 2011. Dieu Nalio Chery/AP hide caption
Former Haitian president Jean-Claude "Baby Doc" Duvalier. HECTOR RETAMAL/AFP/Getty Images hide caption
Jean-Claude Duvalier, the former Haitian leader known as 'Baby Doc', waves to supporters from a balcony of the Hotel Karibe on January 16, 2011 in Port-au-Prince. Mario Tama/Getty Images hide caption
Fires also burned overnight up and down the streets of Petionville, outside the capital Port-au-Prince. David Gilkey/NPR hide caption
Jason Beaubien, from Port-au-Prince
US President Barack Obama disembarks from the Air Force One upon his arrival in Tokyo, ahead of the Asia Pacific Economic Cooperation (APEC) summit. TORU YAMANAKA/Getty hide caption
A U.S. Navy helicopter delivers pallets of supplies to the Carnival cruise ship Splendor off the coast of California. U.S. Navy/Getty hide caption
This image provided by NASA taken early Friday morning Nov. 5, 2010 shows Hurricane Tomas approximately 175 miles west of Port-au-Prince, Haiti, and moving northeast near 9 mph. Tomas strengthened to a Category One Hurricane overnight with maximum sustained winds now at 80 mph with higher gusts. NASA hide caption
A troubled Qantas Airbus A380 plane seen after an emergency landing in Singapore. ROSLAN RAHMAN/Getty hide caption