Dr. Peter Stafford contracted Bundibugyo ebolavirus while working with the missionary organization Serge in the Democratic Republic of Congo. He was evacuated to a hospital in Berlin, Germany, while his wife Dr. Rebekah Stafford and their four children, all asymptomatic, were also moved there for monitoring and isolation. The outbreak, which has produced nearly 600 suspected cases and 139 suspected deaths according to World Health Organization figures, has spread to neighboring Uganda and South Sudan.