WHO called West Africa Ebola outbreak ` ` a growing threat to regional and global security '' Sierra Leone 's three - day lockdown revealed more cases of Ebola , WHO says . ` ` True picture portrays a situation worse than what was being reflected in reports , '' it says . More probable , confirmed and suspected cases in West Africa , with 2,917 deaths The strategy provided authorities with a `` candid assessment of the situation , household by household , '' said a statement from President Ernest Bai Koroma 's office . , WHO says .
WHO called West Africa Ebola outbreak ` ` a growing threat to regional and global security '' Sierra Leone 's three - day lockdown revealed more cases of Ebola , WHO says . ` ` True picture portrays a situation worse than what was being reflected in reports , '' it says . More probable , confirmed and suspected cases in West Africa , with 2,917 deaths , WHO says .