China's reaching not just for the stars, but also for the deepest ocean depths.  It's even parked its deepwater submersible in the Mariana Trench, the deepest point in the world's oceans, and planted flags on the ocean bed.  This month, Graeme and Louisa are joined by China Ocean Institute CEO Tabitha Mallory and Tiffany Ma, the senior director of Bower Group Asia, to talk about how the Great Game is playing out on our seabeds. 

Image: Caulophryne pelagica [Angler Fish] D. Shale, CC BY 2.0 , via Wikimedia Commons

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