Photo taken on May 30, 2017 by China's manned submersible Jiaolong shows a fish in the Mariana Trench. Jiaolong dived to 6,699 meters during Tuesday's mission in the Mariana Trench. (Xinhua/COMRA)
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Photo taken on May 30, 2017 by China's manned submersible Jiaolong shows a fish in the Mariana Trench. Jiaolong dived to 6,699 meters during Tuesday's mission in the Mariana Trench. (Xinhua/COMRA)
