The mystery of Litvinenko's death
By Tom Geoghegan
BBC News
The death bed statement by Alexander Litvinenko blamed Russian President Vladimir Putin for the poison he believes took his life. But will we ever know with certainty who was responsible?
While the Health Protection Agency says Mr Litvinenko was poisoned with the radioactive substance polonium-210, the question of who was responsible persists. The former spy's two meetings in central London on 1 November, in Piccadilly and Mayfair, may hold the key to the identity of his killer.
whole story http://news.bbc.co.uk/2/hi/uk_news/6180432.stm
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