Ugandan authorities on Monday began a clinical trial of a vaccine against the Sudan strain of Ebola that has killed one person in the outbreak declared last week. This is the first trial to assess the efficacy of a vaccine against the Sudan strain,

A Ugandan doctor prepares to vaccinate the contact of a patient who had tested positive, during the launch of the vaccination for the Sudan strain of Ebola virus with a trial vaccine at the Mulago Guest House (Isolation centre) in Kampala,

Ugandan officials are preparing to deploy a trial vaccine as part of efforts to stem an outbreak of Ebola in the capital, Kampala.