MEXICO: Protesters clash with police over missing students. CHINA: President Xi Jinping meets with President Obama. U.N.: The U.N. refugee agency reports that 13.6 million people have been displaced in Iraq and Syria. SYRIA: The U.S.-led airstrikes in Syria have killed 865 people. URUGUAY: A new poll puts Tabare Vazquez in the lead in the runup to runoff elections November 30.
