An Ebola outbreak in the DRC has killed more than 80 as authorities warned there was no vaccine for the strain in a crisis that the WHO declared an international health emergency.

The surge in cases marks the 17th Ebola outbreak in the Congo since 1976.

Africa's top public health agency has declared an Ebola outbreak in the eastern Ituri province of the Democratic Republic of Congo (DRC), with 246 cases and 80 deaths reported so…