Ebola victim arrives in Spain under tight security
7 August 2014 Last updated at 13:51 BST
Liberian President Ellen Johnson Sirleaf has declared a state of emergency after an outbreak of the deadly Ebola virus.
As the World Health Organization discussed its response to the situation, a Spanish priest who contracted the virus while working in Liberia has been flown back to Spain for treatment,
Nick Childs reports.