More details have emerged about an Islamic sect that lived together underground for nearly a decade on the outskirts of the city of Kazan in Russia.<br /><br />The leader is in police custody as the state decides whether to charge him with "entrapping his followers and their children".<br /><br />Shamil Ibragimov, 29, and his four children aged two to nine, were among the 70 sect members Russian police found living in an underground bunker without heat or sunlight.<br /><br />"Sometimes they let me out, or else I just jumped over the gate and got out," he said.<br /><br />Al Jazeera's Melissa Chan reports from the Russian capital, Moscow.