World Health Organisation's emergencies director, Mike Ryan, praises the "fastest roll-out" of an Ebola vaccine trial in the midst of the latest outbreak of the deadly disease in Uganda. “This vaccine is based on the same platform that was used to develop the very effective vaccine for Ebola Zaire so I believe there’s a real chance that this vaccine will be very effective,” he says during an interview with AFP at the Uganda Virus Research Institute in Entebbe. "This is the first and fastest rollout in my memory of a vaccine in a, in a real epidemic situation." IMAGES AND SOUNDBITES