 A former Russian hostage Abdurakhman Adukhov told the BBC that Barayev told him it was actually Osama bin Laden who paid him $30m for the atrocity, outbidding the ransom offer of $10m.Barayev himself denied that his group kidnapped and killed the foreigners.In August 1999, Russia launched the Second Chechen War in response to the Invasion of Dagestan by the Islamic International Brigade.