Jiaolong descends over 6 km in Mariana Trench

Updated: 2017-05-26 07:48

(Xinhua/China Daily)

<EM>Jiaolong</EM> descends over 6 km in Mariana Trench

Xinhua reporter Liu Shiping waves as he walks out of submersible Jiaolong on May 23, 2017.  [Photo/Xinhua]

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