China's latest manned deep-sea submersible "Fendouzhe," also known as "Striver," makes its third 10,000-meter dive to the bottom of the Mariana Trench in the western Pacific Ocean. This time, Striver is on a mission to find and fetch a probe working in the Challenger Deep, the deepest known point on Earth's seabed. Stay tuned for this exclusive coverage of Striver's deep-sea exploration. 

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Exclusive: World's first live-streamed Mariana Trench deep dive

What's new with China's manned submersible's second 10,000-meter dive?