Education
He attended at the elite Soviet military command academy in Moscow in the 1980s.
He attended at the elite Soviet military command academy in Moscow in the 1980s.
Kovtun was hospitalised with radiation poisoning in Moscow. Kovtun hails from a military family. After graduation, Kovtun and Lugovoi began to serve at the Komitet Gosudarstvennoy Bezopasnosti (Committee for State Security)"s ninth directorate that was charged with the protection of top Kremlin officials.
After the collapse of the Union of the Soviet Socialist Republics, they became involved in the security business.
He is also a business consultant. Kovtun met the poisoned ex-spy Alexander Litvinenko in London on several occasions, first in mid-October and later only hours before Litvinenko fell ill on 1 November.
On 9 December 2006, German police report finding traces of radiation at Hamburg flat used by Kovtun. Polonium traces were also found in Kovtun"s car in Hamburg.
Both Russian and British investigators have interviewed Kovtun.
Furthermore, German detectives investigated Kovtun"s suspected participation to plutonium smuggling into Germany. Germany dropped the case against Kovtun on November 2009. Kovtun was hospitalised in Moscow with radiation poisoning at the beginning of December 2006.
On 12 December 2006, he told Russia"s Channel One television that his "health was improving." Kovtun said that he had only one explanation for the presence of polonium: "lieutenant is that I brought it back from London, where I met Alexander Litvinenko on October 16, 17 and 18." British detectives, on the other hand, believe Litvinenko was not contaminated until the meeting on 1 November.
Various theories of Dmitry Kovtun involvement have been progressed in the media. One theory is he may be the murderer or an accomplice of one of the murderers of Alexander Litvinenko and mishandling the substance used, polonium-210.
The Crown Prosecution Service accused Kovtun as being the second suspect of murdering Alexander Litvinenko based on the discovery of new evidence in 2011 and requested his extradition to England to stand trial in February 2012. On 22 March 2015 Kovtun appeared on British Broadcasting Corporation News at Ten and announced that he would testify, by video-link, to the enquiry into Litvinenko"s death.
He told the British Broadcasting Corporation he had "heard a lot of statements which are easy to refute" and by participating he could "get access to the documents - including the secret material - so I can make my own conclusions".