NAB officials digging into the 190 million pound scandal involving the PTI chairman visited Adiala Jail to grill the former prime minister on Monday.
According to 24NewsHD TV channel, Mian Umar Nadeem, Asif Munir, Waqarul Hasan and Waqas Aleem were the team members.
They reached Adiala Jail at 1 pm. NAB obtained a 4-day physical remand of the former prime minister from the court in the case.