Ebola has no cure or vaccine

The first two cases of Ebola have been confirmed in Liberia, after spreading from neighbouring Guinea, where the deadly virus has killed 78 people. The two Liberian cases are sisters, one of whom had recently returned from Guinea, officials say. As concern grows over the outbreak, Senegal has closed its normally busy border with Guinea. Ebola is spread by close contact and kills between 25% and 90% of its victims. Senegalese singer Youssou Ndour cancelled Saturday’s concert in Guinea’s capital Conakry because of the outbreak. Although he had already travelled to Conakry, he told the BBC it would not be a good idea to bring hundreds or thousands of people together in an enclosed area. The outbreak began in Guinea’s remote south-eastern Forest Region but last week spread to the capital, a sprawling city of two million. Senegal’s Health Minister Awa Marie Coll-Seck said the government decided to close its border with Guinea after confirmation the virus...