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Russia launches Phobos-Grunt unmanned probe

9 November 2011 Last updated at 02:42 GMT

Russia has launched an unmanned probe on a three-year mission to return samples of rock from Phobos, a moon of Mars.

The Phobos-Grunt spacecraft blasted off from the Baikonur cosmodrome in Kazakhstan.

The return vehicle is expected to carry up to 200g of soil back to Earth in August 2014.

Daniel Griffiths reports.