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WHO: Ebola 'an international emergency'

8 August 2014 Last updated at 14:08 BST

The World Health Organization (WHO) has declared the spread of Ebola in West Africa an international health emergency.

WHO officials said a coordinated international response was essential to stop and reverse the spread of the virus.

The announcement came after experts convened a two-day emergency meeting in Switzerland.

Nick Childs reports.