A mourner clutches a book bearing a photo of Boris Nemtsov in Moscow, 3 March
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Two men held over Russian politician Boris Nemtsov's murder

The head of Russia's security service has said that two suspects have been arrested in connection with the killing of the opposition politician Boris Nemtsov.

A prominent critic of President Vladimir Putin, Mr Nemtsov, 55, was shot dead in Moscow eight days ago.

Sarah Rainsford reports from Moscow.

  • 07 Mar 2015
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