A patient suspected of carrying the Ebola virus has tested negative for the disease after days of monitoring by a hospital in Canada.
The patient who travelled to Canada from Nigeria, where a state of emergency has been declared because of the virus, was put in isolation after showing flu-like symptoms and fever.
They had been isolated at the Brampton, Ontario hospital as a precautionary measure, but have now been given the all clear.
Ontario Health Minister Eric Hoskins said in a statement: "I can now confirm a recent case that underwent testing at the National Microbiology Laboratory in Winnipeg was found to test negative for Ebola virus disease,"
World leaders meet in London to tackle the Ebola outbreak in west Africa which has so far claimed at least 3,000 lives.
More than 160 staff will work in a UK-funded facility in Sierra Leone which is due to open in October.
UK trials of a vaccine for the Ebola virus began today - but some experts complain that the response has been a long time coming.