Source:
BBCA former KGB officer should be charged with the murder of Alexander Litvinenko, the director of public prosecutions has recommended.
Sir Ken Macdonald told a news conference that Andrei Lugovoi should face trial.
...
Sir Ken told the press conference: "I have today concluded that the evidence sent to us by the police is sufficient to charge Andrei Lugovoi with the murder of Mr Litvinenko by deliberate poisoning.
...
"In those circumstances, I have instructed CPS lawyers to take immediate steps to seek the early extradition of Andrei Lugovoi from Russia to the United Kingdom, so that he may be charged with murder - and be brought swiftly before a court in London to be prosecuted for this extraordinarily grave crime."
Read more:
http://news.bbc.co.uk/1/hi/uk/6678887.stm
There's no chance of Russia extraditing, though - they say it's against their constitution to extradite Russian citizens anyway, and they certainly don't want to admit any chance of involvement in this.