Ebola outbreak: five big questions

On 23 August, it will be 100 days since the Bundibugyo strain was first reported. How did it became the DRC’s most deadly outbreak and what must be done to stop it becoming the world’s largest? Almost 100 days ago, Africa’s public health watchdog reported an outbreak of Ebola in the Democratic Republic of the Congo. There have now been almost 5,000 cases and more than 2,000 deaths since 15 May,…