China's Xi pays tribute to national heroes at Tian'anmen Square

Chinese President Xi Jinping and other senior leaders Li Keqiang, Zhang Dejiang, Yu Zhengsheng, Liu Yunshan, Wang Qishan and Zhang Gaoli attend a ceremony to pay tribute and lay floral baskets to the Monument to the People's Heroes at Tian'anmen Square in Beijing, capital of China, Sept. 30, 2017, the country's fourth Martyrs' Day. (Xinhua/Liu Weibing)