Another US citizen tests positive for Ebola virus while working in Congo amid record outbreak

Details regarding the individual's identity and current medical status were not immediately released.

Ebola death toll in the DR Congo rises to 600 with over 1,700 confirmed cases

There is no approved drug to help the medical teams scrabbling to save lives in the Ebola outbreak in the Democratic Republic of the Congo – but there are hopes that could change within months as the first patients are enrolled in a treatment trial.

Little is known about the Bundibugyo pathogen, one of three viral species known to cause Ebola, and there are no targeted vaccines or treatment for it.