“All four direct perpetrators of the terrorist attack, all those who shot and killed people, were found and detained. A total of 11 people were detained,” he said in an address to the Russians.

According to Putin, Russian FSB officers are working to uncover the entire terrorist base, namely those who provided them with transport, planned escape routes from the crime scene, and prepared caches and caches of weapons and ammunition.

He added that on the Ukrainian side they were preparing a “window” for terrorists to escape.

In Russia, March 24 has been declared a day of mourning in connection with the terrorist attack at Crocus City Hall.

According to data published by the Investigative Committee, the number of victims of the attack now stands at 115.