The issue focused on in the court of appeal's decision to rule on the claim of a former Russian intelligence officer that he was beaten and detained for years in the Russian capital, Moscow.The claim is that he was beaten to death in the West while on a visit to the city in 2010.The former officer, Alexander Buganov, who was once a member of the Russian military intelligence, said he was seized and beaten for two days in the West.The court in London said the claim was "unpre