Yulia Latynina Errors - Claims Al Khattab was a member of Islamic State, but he died in 2002 - Says 2nd explosive-filled truck in Buynaksk didn't explode due to terrorist incompetence but also claims the terrorists left their personal documents in the lorry because they wanted the notoriety of being identified - Agrees with suggestion that the bombings were a response to failed August incursion into Dagestan - but not enough time to rent basements etc Valentin Gefter - Says lawyer for Yusuf Krymshakhalov asked authorities to compare explosives found in the Dagestan warehouse with the those used in the bombings and in Ryazan. Authorities refused.