The Russian Federal Security Service (FSB) has arrested three more people for their suspected involvement in the terrorist attack at the concert hall on the outskirts of Moscow, Reuters reports.
The FSB said in a statement that the suspects were arrested in the Russian cities of Moscow, Yekaterinburg and Omsk. They are one Russian citizen and two foreign citizens from Central Asia.
According to the statement, two of the arrested transferred money for the purchase of firearms and vehicles used in the terrorist attack, while the third recruited collaborators for the attack and financed the perpetrators.
The March 22 attack at the Crocus City Hall concert hall in northwest Moscow left 144 civilians dead and 551 others injured, according to official Russian statistics.