President Xi addresses state memorial ceremony for Nanjing Massacre victims (4)

Chinese President Xi Jinping (R) and Zhang Dejiang (C), chairman of the Standing Committee of the National People's Congress, visit an exhibition on Nanjing Massacre at the memorial hall for the massacre victims in Nanjing, east China's Jiangsu Province, Dec. 13, 2014. A state commemoration for China's first National Memorial Day for Nanjing Massacre Victims was held here on Saturday. (Xinhua/Lan Hongguang)