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Litvinenko post-mortem 'probably most dangerous ever' Litvinenko post-mortem 'probably most dangerous ever'
(about 3 hours later)
The post-mortem examination of poisoned Russian dissident Alexander Litvinenko was probably "the most dangerous ever undertaken in the Western world", a pathologist has said.The post-mortem examination of poisoned Russian dissident Alexander Litvinenko was probably "the most dangerous ever undertaken in the Western world", a pathologist has said.
Dr Nathaniel Cary told the inquiry into Mr Litvinenko's death that his body was "very hazardous" and had to be transferred to a secure site for tests.Dr Nathaniel Cary told the inquiry into Mr Litvinenko's death that his body was "very hazardous" and had to be transferred to a secure site for tests.
Mr Litvinenko died from radiation poisoning in a London hospital in 2006.Mr Litvinenko died from radiation poisoning in a London hospital in 2006.
His death came nearly three weeks after he drank tea laced with polonium.His death came nearly three weeks after he drank tea laced with polonium.
The former KGB agent had fled to the UK where he became a vocal critic of the Kremlin and worked for the UK intelligence service MI6.The former KGB agent had fled to the UK where he became a vocal critic of the Kremlin and worked for the UK intelligence service MI6.
Dr Cary, a Home Office forensic pathologist, said he and his colleagues wore white suits, protective gloves and specialised hoods, which had air pumped into them through a filter, during the post-mortem examination.Dr Cary, a Home Office forensic pathologist, said he and his colleagues wore white suits, protective gloves and specialised hoods, which had air pumped into them through a filter, during the post-mortem examination.
Ongoing investigation
He told the inquiry: "It has been described as the most dangerous post-mortem examination ever undertaken in the western world and I think that is probably right."He told the inquiry: "It has been described as the most dangerous post-mortem examination ever undertaken in the western world and I think that is probably right."
Oral ingestion
Dr Cary said Mr Litvinenko had shown signs of multi-organ failure as a result of acute radiation poisoning.
He added: "It appears Mr Litvinenko ingested a large quantity of polonium-210 on or around 1 November 2006, largely if not wholly by oral ingestion, rather than by inhalation.
"The calculated amount absorbed was in far excess of known survivability limits."
There was no precedent for such a case of alpha particle radiation poisoning in the UK, he said.
Ongoing investigation
Earlier, a counter-terrorism officer said two men suspected of killing Mr Litvinenko - Russians Andrei Lugovoi and Dmitry Kovtun - are still wanted by police for murder.Earlier, a counter-terrorism officer said two men suspected of killing Mr Litvinenko - Russians Andrei Lugovoi and Dmitry Kovtun - are still wanted by police for murder.
Det Insp Craig Mascall told the inquiry there was an "ongoing criminal investigation".Det Insp Craig Mascall told the inquiry there was an "ongoing criminal investigation".
Mr Lugovoi and Mr Kovtun have both denied involvement.Mr Lugovoi and Mr Kovtun have both denied involvement.
Det Insp Mascall also told the inquiry that at its peak, 100 detectives and 100 uniformed officers worked on the investigation.Det Insp Mascall also told the inquiry that at its peak, 100 detectives and 100 uniformed officers worked on the investigation.
On Tuesday, counsel to the inquiry Robin Tam QC said that Mr Litvinenko may have been poisoned twice.On Tuesday, counsel to the inquiry Robin Tam QC said that Mr Litvinenko may have been poisoned twice.
Mr Litvinenko's widow Marina has said her husband blamed the Kremlin as he lay dying in hospital, but Russia denies any involvement.Mr Litvinenko's widow Marina has said her husband blamed the Kremlin as he lay dying in hospital, but Russia denies any involvement.
The Litvinenko case
BBC security correspondent Gordon Corera: Will inquiry find answers?