ISLAMABAD: The Combined Investigation Team (CIT) of the National Accountability Bureau (NAB), Rawalpindi, on Monday continued its investigation in the £190 million National Crime Agency (NCA) UK case from PTI Chairman Imran Khan in the Adiala Jail. The investigation continued for around seven hours. The NAB team took custody of the accused in the case last week. Imran Khan was also asked questions about the Al-Qadir Trust University matters.