U.S. President Barack Obama arrives for the 11th summit of the Group of 20 (G20) in Hangzhou, capital of east China's Zhejiang Province, Sept. 3, 2016. (Xinhua/Chen Fei)
U.S. President Barack Obama arrives for the 11th summit of the Group of 20 (G20) in Hangzhou, capital of east China's Zhejiang Province, Sept. 3, 2016. (Xinhua/Chen Fei)