In this photo provide by MSF, Medecins Sans Frontieres (Doctors without Borders), taken on Friday, March 28, 2014, healthcare workers from the organisation, react, as they prepare isolation and treatment areas for their Ebola, hemorrhagic fever operations, in Gueckedou, Guinea. Health officials in the West African nation of Guinea say they're now treating eight cases of Ebola in the capital. Dr. Sakoba Keita, a spokesman for the health ministry, announced on national television the virus had reached the city of 3 million. Keita said Friday, March 28, 2014, at least 70 people have died in the country's south since the Ebola outbreak began last week. (AP Photo/Kjell Gunnar Beraas, MSF)