President Hu's trip in Chicago

Students perform for China's President Hu Jintao at the Walter Payton College Preparatory High School in Chicago January 21, 2011.  [Photo/Agencies]

Chinese President Hu Jintao addresses students and staff members at the Walter Payton College Preparatory High School in Chicago during the final day of his US visit, January 21, 2011. [Photo/Agencies]