Judge keeps apartheid suits against Ford, IBM NEW YORK — A federal judge on Thursday declined to toss out decade-old lawsuits that accuse IBM Corp. and Ford Motor Co. of supporting apartheid by letting their subsidiaries sell computers and cars to the South African government. The three lawsuits seek to hold IBM and Ford responsible for race-based injustices including rape, torture and murder under apartheid, a system of race-based segregation and discrimination against nonwhites that ended 20 years ago. The …