Ebola outbreak declared a global health emergency – what you need to know The Conversation VIDEO: Should we be worried about the latest Ebola outbreak? Australian Broadcasting Corporation At least six Americans exposed to Ebola in DR Congo, US media report BBC Epidemic of Ebola Disease caused by Bundibugyo virus in the Democratic Republic of the Congo and Uganda determined a public health emergency of international concern World Health Organization (WHO) What is Ebola and why is WHO treating outbreak as global health emergency? The Guardian