Inside Japan's nuclear disaster zone

It's been ten years since the Fukushima nuclear disaster, but the clean-up is still in its infancy. Today on the Signal, we're going inside what's left of the Fukushima nuclear power plant to find out how much work there is left to do, and what the plan is for more than a million tonnes of contaminated seawater. Featured:  Jake Sturmer, ABC North Asia Correspondent, Tokyo