In the same case, NCB got the wires of the underworld only during further investigation. For this reason, the custody of Iqbal Kaskar, brother of underworld don Dawood Ibrahim, has been taken by NCB. Iqbal will be brought to the NCB office in some time. During the investigation of the case, NCB got important clues related to terror funding and underworld connections for supply of drugs. Raid was also done. The interrogation of the arrested accused and the connection of supply of charas were found from Iqbal Kaskar, brother of Dawood Ibrahim, on whose basis the NCB has taken remand of Iqbal Kaskar, who is lodged in Thane jail.