The Ebola outbreak — by far the biggest Congo has seen, and the world's second largest in history — was declared by national authorities in August. It is concentrated in Congo's North Kivu and Ituri provinces.
Over the last year, an Ebola epidemic has gripped Democratic Republic of Congo. The virus has reached the eastern city of Goma, home to over 1 million people. David Gressly, UN's Ebola response coordinator, talks about what this means for the fight against the virus.