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Fifth of US Yosemite blaze 'under control'

28 August 2013 Last updated at 06:55 BST

Fire fighters in California say they are finally making progress in tackling a huge wildfire that is burning in and around the Yosemite National Park.

They say 20% of the blaze is under control, but it is still growing, and thousands of homes are at risk of being destroyed.

Ben Schofield reports.

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