US President Barack Obama delivers remarks at the Centers for Disease Control and Prevention
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Obama announces US plan to tackle Ebola outbreak

President Obama has announced America's plan to combat the Ebola outbreak in west Africa.

Mr Obama has described the virus as a threat to global security - and he is sending 3,000 US troops to the region to help.

In an attempt to speed up treatment - a co-ordination centre is going to be set up in Senegal - and personnel will be deployed to new field hospitals in Liberia.

Alastair Leithead reports.

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