A rare Ebola strain is spreading through the conflict-hit Democratic Republic of the Congo's east.

The WHO says the outbreak, caused by the Bundibugyo virus, does not meet the criteria for a pandemic emergency, but countries sharing borders with the DRC are at high risk

The outbreak is only the third caused by the rare Bundibugyo virus, for which there are no approved vaccines or therapeutics.

And how public health workers are trying to contain it

Cases set to increase, WHO warns, with infections appearing in urban centres and neighbouring Uganda