NAPO Under Investigation Over $60m Mathematical Sets Deal—Dep AG Confirms Dr. Matthew Opoku Prempeh, popularly known as NAPO, is under investigation by the National Intelligence Bureau (NIB) regarding procurement issues, including a $60 million mathematical sets contract awarded during his tenure as Education Minister. The specific issue involves a $60 million deal for mathematical sets awarded in 2019 to Bluegrass Group Ltd for distribution to Senior High School students. NAPO has already honored two invitations to assist with the investigation, describing the process as "normal and necessary in public life. Deputy Attorney General Dr. Justice Srem Sai clarified that being invited for questioning doesn't imply guilt, emphasizing that prosecution requires evidence of wrongdoing.