KENEMA, SIERRA LEONE - AUGUST 25: A classroom of a school stands abandoned on August 25, 2014 in Kenema, Sierra Leone. Schools closed and villages quarantined after dozens of its congregation died with Ebola symptoms. Ebola, contagious disease for which there is no known treatment or cure, has claimed hundreds of lives in Sierra Leone, Guinea and Liberia. (Photo by Mohammed Elshamy/Anadolu Agency/Getty Images)
