US medical missionary in Congo tests positive for Bundibugyo Ebola; no approved vaccine exists (nbcnews.com)

• US doctor infected with Bundibugyo Ebola, symptomatic over weekend
• WHO declares outbreak a PHEIC; ~400 suspected cases in DRC
• US restricts entry from DRC, Uganda, South Sudan
• No approved vaccine or treatment for Bundibugyo strain
• Monoclonal antibodies under investigation as potential therapy

"A US doctor working in Nyankunde Hospital, Democratic Republic of Congo, has tested positive for the rare Bundibugyo Ebola virus. The WHO declared the outbreak a Public Health Emergency of International Concern. The US has restricted entry for travelers from Uganda, Congo, and South Sudan. Monoclonal antibodies are being explored as potential treatment, but have only shown efficacy in rhesus monkeys. No approved vaccine or treatment exists for this strain."