CARACAS - A Venezuelan judge Thursday ordered a trial for four leaders of Súmate, the volunteer group that helped organize a failed vote to recall President Hugo Chávez last year. The judge accused them of ''conspiracy to destroy the country's republican system'' because they received U.S. funds. The defendants include María Corina Machado, who in May was invited to the White House for talks with President Bush and in June met with U.S. Secretary of State Condoleezza Rice during an Organization of American States General Assembly in Fort Lauderdale. The case against Machado, Alejandro Plaz, Ricardo Estévez and Luis Enrique...