The outbreak is being caused by a rarely seen species of Ebola virus with no licensed vaccine or treatment.

A number of Americans who are in the Congo are believed to have had exposure to suspected cases in the country’s latest Ebola outbreak, sources have told STAT.

A number of Americans currently in the Democratic Republic of Congo are believed to have had exposure to suspected cases in the country’s latest Ebola outbreak, with several…

The World Health Organization declared the outbreak a public health emergency of international concern on Saturday.

Seven Americans have been exposed in the large outbreak, the CDC says