A man controls a drone through the obstacle at the 2016 World Robot Exhibition in Beijing, capital of China, Oct. 21, 2016. The exhibition is held from Oct. 21 to 25 as part of the World Robot Conference. (Photo:Xinhua/Li Wen)
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A man controls a drone through the obstacle at the 2016 World Robot Exhibition in Beijing, capital of China, Oct. 21, 2016. The exhibition is held from Oct. 21 to 25 as part of the World Robot Conference. (Photo:Xinhua/Li Wen)
