An escalating outbreak of a rare Ebola strain in the Democratic Republic of Congo has triggered a race to develop and deploy vaccines and treatments. Over 130 deaths have been reported, with the WHO expressing deep concern over the epidemic's rapid spread.

An escalating outbreak of a rare Ebola strain in the Democratic Republic of Congo has kicked off a race to find vaccines and treatments that can be quickly tested and rolled out to save lives and stem the crisis. More than 130 people have died so far during the outbreak, the World Health Organization said on Tuesday, as WHO Director General Tedros Adhanom Ghebreyesus stated he was “deeply concerned about the scale and speed of the epidemic”. Tedros pointed to the emergence of cases in urban...