MOSCOW, February 3 - RAPSI. Valter Litvinenko, father of the former FSB agent Alexander Litvinenko who died from polonium-210 poisoning in late 2006 in London, publicly apologized to Russian authorities for blaming them of his son's death.

Litvinenko's father also said he would like to return to Russia.

Former FSB officer Alexander Litvinenko, who fled to the UK in 2000, died on November 24, 2006, at the age of 44 after spending a month in hospital. British doctors asserted that Litvinenko died from polonium-210 poisoning. The medical certificate stating the official cause of his death has not yet been published.