The UN's high commissioner for human rights has called for an international investigation into the condition of detainees in Iraq. Louise Arbour, a former judge on the Supreme Court, issued the call on Friday. She cited a report on Tuesday indicating that more than 170 prisoners had been found in a prison in Baghdad, where they had been starved and tortured. The discovery of the detainees "pointed to widespread problems with the system of detention in the country," her spokesperson José Luis DÃaz said in a statement. Arbour did not suggest who should head the probe or how it should...