Russian oligarch Boris Berezovsky arrives at a division of the High Court in London
Russian oligarch Boris Berezovsky arrives at a division of the High Court in London January 17, 2012. Russian billionaire and owner of Chelsea football club Roman Abramovich and Berezovsky are locked in a $6 billion legal battle in London's Commercial Court, with Berezovsky accusing his former protege of intimidating him in 2000 into selling shares in oil company Sibneft at a fraction of their value. REUTERS/Stefan Wermuth (BRITAIN - Tags: CRIME LAW ENERGY SOCIETY)