New Delhi: Congress leader Digvijaya Singh, who is chairman of the Parliamentary standing committee on education, women, children, youth and sports, has written to PM Narendra Modi, seeking a white paper on the number of paper leaks and other irregularities in NTA-conducted examinations during the last eight years.In his June 4 letter, he said, "To inspire renewed confidence in the administration's ability and willingness to deliver justice to India's students, I propose that the government issue a white paper documenting the list of instances of paper leaks and/or irregularities which has occurred in NTA-conducted exams in last eight years; action taken by NTA and investigating agencies, including who was arrested...;status of each investigations...,whether charge sheet or closure report has been filed, reasons for it, and a status report on each of the accused, their present status".