Complete the following sentence: Russia's extradition request appeared to have been based on statements by a prisoner in Russian custody who accused Gasaev of being a participant in the events of June 2004 (the
2004 Nazran raid on government buildings in Ingushetia) while under interrogation by the Federal Security Service (FSB). ️<unk>️<unk>️<unk>️<unk>️<unk>️ Gasaev has claimed that he was detained in Ingushetia in August 2004 by five masked officers, who took him to the central office of the FSB in Ingushetia, where he was tortured and questioned about the attack. He was not charged and was released after three days of torture.<unk> He was not charged and was released after three days of torture.<unk> He was released after three days of torture.