Chechen power bodies have indirect proves of Umarov's death, said a source
The respective power bodies of Chechnya possess records of telephone conversations, where militants talk about Dokku (Doku) Umarov's death, said a source from law enforcement bodies of the republic. However, according to Sergey Goncharov, the President of the Association of Veterans of "Alpha" Anti-Terror Unit, such a talk is not a proof of the fact of the death.