The World Health Organisation moved to combat an "unprecedented outbreak" of the Ebola Virus in West Africa.
The Director-general of WHO Margaret Chan, said the disease was moving faster than efforts to control it after launching a $100 million response plan, adding "tough measures" will be needed to stop it.
ITV News correspondent Martha Fairlie reports
UK trials of a vaccine for the Ebola virus began today - but some experts complain that the response has been a long time coming.
A Swansea doctor who took leave to treat Ebola patients in Africa, is back on the wards after three weeks in isolation.
The first British case of Ebola in the outbreak in West Africa has been confirmed. So how would repatriation work are what are the risks?