P110ORACLE 110 Fri18 Apr ITV 1638:49   BOTHA TO FREE  PASS LAW PRISONERS All blacks held under South Africa's pass laws are to be freed immediately. President PW Botha told parliament that from next week no one would be charged under the controversial laws. An estimated 20 million arrests have been made this century using the pass laws, a bitterly resented measure which restricts blacks' freedom of movement. The government had previously promised to scrap the laws by July 1 and replace tPem with a non-racial urbanisation policy, expected to be unveiled shortly  News headlines 101 Sport 130 BRITISH RAIL BARGAIN TRAVEL *** 125