 Russian athlete Mariya Savinova saying that contacts at a Moscow drug-testing laboratory had covered up her doping.Russian long-distance runner Liliya Shobukhova allegedly paid 450,000 euros to cover up her positive doping result.According to the allegations, Dr. Sergei Portugalov of the Institute for Physical Culture, who stands accused of organising state-sponsored doping in the Soviet Union, dating back to the early 1980s, was also involved in the recent Russian doping programme.