Members of Doctors Without Borders (MSF) put on protective gear at the isolation ward of the Donka Hospital, on July 23, 2014 in Conakry. A Liberian man has been hospitalised in Lagos with Ebola-like symptoms, but it is not yet clear if he is infected with the killer virus, Nigerian officials said on July 24. Ebola first emerged in 1976 in what is now the Democratic Republic of Congo, and is named after a river in that country. AFP PHOTO / CELLOU BINANI        (Photo credit should read CELLOU BINANI/AFP/Getty Images)