Article Photos: Litvinenko lawyer accuses UK, Russia of cover-up 1/1

FILE - Marina Litvinenko, the widow of former Russian intelligence officer Alexander Litvinenko, arrives for the first day of a scheduled two-day Pre-Inquest Review at Camden Town Hall in London, in this Thursday, Dec. 13, 2012 file photo.  British media organizations are challenging a government secrecy bid for parts of the inquest into the death of a former Russian intelligence agent poisoned in London. Alexander Litvinenko died in a London hospital in 2006, with the rare radioactive substance polonium-210 being found in his body.   (AP Photo/Matt Dunham, file)