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Mystery surrounds the whereabouts of Chinese human rights lawyer Gao Zhisheng who was taken away by police a year ago.

China's Foreign Minister Yang Jiechi denied a suggestion that Mr Gao had been tortured, saying that his rights had been protected.

British Foreign Secretary David Miliband, who is currently visiting the country, also raised the the lawyer's case with the Chinese government.

Damian Grammaticas reports.