Ebola deaths top 2,000 as scientists race to develop vaccine UN News At least 2000 people killed in Congo's Ebola outbreak The Canberra Times Ebola started in DR Congo earlier and officials are playing catch-up, WHO warns BBC DRC Ebola death toll passes 2,000 amid fastest-growing outbreak on record Al Jazeera Ebola virus behind massive outbreak in DRC could be mutating, officials say The Guardian