An employee of the WHO, who contracted Ebola in Sierra Leone, arrives at the ‘Universitaetsklinikum Hamburg-Eppendorf ‘ in an ambulance, in Hamburg

An employee of the World Health Organisation (WHO), who contracted Ebola in Sierra Leone arrives at the ‘Universitaetsklinikum Hamburg-Eppendorf ‘ (University Clinic Eppendorf- UKE) in an ambulance, in Hamburg, August 27, 2014.
REUTERS/Fabian Bimmer