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Litvinenko suspect to 'throw doubt' over involvement in killing Litvinenko suspect to 'throw doubt' over involvement in killing
(35 minutes later)
A key suspect in the killing of ex-Russian spy Alexander Litvinenko will disprove allegations he was involved in the poisoning, he has told the BBC.A key suspect in the killing of ex-Russian spy Alexander Litvinenko will disprove allegations he was involved in the poisoning, he has told the BBC.
The UK public inquiry is on hold after a last-minute offer by Dmitry Kovtun to give evidence via video link.The UK public inquiry is on hold after a last-minute offer by Dmitry Kovtun to give evidence via video link.
He, along with Andrei Lugovoi, is accused of poisoning Mr Litvinenko, who died in London on 23 November 2006.He, along with Andrei Lugovoi, is accused of poisoning Mr Litvinenko, who died in London on 23 November 2006.
Mr Kovtun, who was named as a suspect in 2007, said he had "material" which would throw doubt on the case.Mr Kovtun, who was named as a suspect in 2007, said he had "material" which would throw doubt on the case.
Mr Litvinenko is believed to have been given a fatal dose of polonium-210 in his tea during a meeting in a London hotel.Mr Litvinenko is believed to have been given a fatal dose of polonium-210 in his tea during a meeting in a London hotel.
He was an officer with the Federal Security Service - the successor to the KGB - but fled to Britain where he became a UK citizen and fierce critic of the Kremlin. He was an officer with the Federal Security Service - the successor to the KGB - but fled to Britain where he became a UK citizen and fierce Kremlin critic.
Inquiry chairman Sir Robert Owen and senior lawyers have expressed their concern about what lies behind Mr Kovtun's last-minute decision to testify, BBC world affairs correspondent Richard Galpin said. Inquiry chairman Sir Robert Owen and senior lawyers have expressed concern about what lies behind Mr Kovtun's last-minute decision to testify.
Until now neither suspect has given evidence to the inquiry into Mr Litvinenko's death, which was set up in July last year. Until now neither suspect has given evidence to the inquiry.
Lawyers were due to make their closing statements but that has been postponed to allow Mr Kovtun - a former Russian military officer - to give evidence. Lawyers were due to make closing statements but that has been postponed to allow Mr Kovtun - a former Russian military officer - to give evidence via videolink from Moscow.
He will give evidence via videolink from Moscow. If he came to Britain, he would be arrested and officially charged with murder.
If he came to Britain, he would be arrested and officially charged with murdering Mr Litvinenko. He told the BBC he had "heard a lot of statements which are easy to refute" and by participating could "get access to the documents - including the secret material - so I can make my own conclusions".
The Litvinenko caseThe Litvinenko case