Canadian co-prosecutor Robert Petit. In his opening statement, he told the tribunal that hearing the facts would give back to the victims of the Khmer Rouge the dignity that was denied to them in their last moments. After three years in Cambodia, Mr. Petit resigned, effective this week, citing personal reasons, and will resume his work for the federal Justice Department in Ottawa. “It’s obvious that some people in the government, from the prime minister downward, think they have a right to tell the courts what to do here,” he said in an interview, addressing the issue of political interference in Cambodian courts. “It’s not their job to take that on. It’s mine. It’s the court’s.”Jared Ferrie