South African Retracts Threat to Sell Scandal Secrets
For last 5 mos, investigations by reporters have been effectively blocked by Govt, which apptd special judicial comm to hear secret testimony on S Africa's influenceâbuying operations in foreign countries and warned newspapers against printing anything that dealt with matters before panel; editor and deputy editor of Rand Daily Mail were convicted of contempt of comm and fined, and other journalists have been called in for questioning by police; Sunday Express pol correspondent John Matisonn is sentenced to 14 wks imprisonment for refusing to reveal source of story about scandal; appeals decision and expects to remain free until appeal is heard (S)