Official statement by the Investigative Committee of Russia:
"The initial results of the investigation into the attack at Crocus fully confirm the planned nature of the terrorists' actions, their meticulous preparation, and financial support from the crime's organizers, reports the Investigative Committee of the Russian Federation.
As a result of interrogating the detained terrorists, examining the technical devices seized from them, and analyzing information about financial transactions, evidence of their connections with Ukrainian nationalists has been obtained.
The investigation has confirmed evidence of significant sums of money and cryptocurrency being transferred from Ukraine to the perpetrators of the act, which were used in the preparation of the crime.
Another suspect involved in the financing scheme of the terrorists has been identified and detained. The investigation will petition the court to impose the measure of detention."