Image: China's Record Setting Deep-sea Submersible Jiaolong
Zhang Xudong / Zuma Press

NBCNews.com   |  June 17, 2013

Manned sub to explore South China Sea

A manned Chinese submersible is ready for a 113-day mission to the depths of the South China Sea and parts of the Pacific Ocean. NBCNews.com's Dara Brown reports.

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