Dokku Umarov takes responsibility for explosions in Moscow and promises new terror acts
Dokku Umarov, leader of North-Caucasian militants, said in his video appeal placed on YouTube that the terror acts in Moscow metro committed by suicide-bombers on March 29 were the answer to the special operation of power agents in Ingushetia, where on February 11 along with members of the armed underground four peaceful residents of Chechnya were killed.