LEAD:
Moscow has dismissed claims that the Russian government or the secret services were behind the hacking of the World Anti-Doping Agency's data. WADA says that confidential athlete data relating to the Rio Olympics had been hacked by a Russian cyber espionage group that had published some of it and was threatening to release more. Julia Lyubova reports from Moscow.
IN: Russian news agencies...
OUT: SOC
DUR: 50'