Five hacks to save your life in a tsunami threat

It's been nearly 20 years since the Boxing Day tsunami, which left nearly 230 thousand people dead around the edges of the Indian Ocean. And who can forget the quake and tsunami in Japan which caused the Fukushima nuclear disaster in 2011. Those events were marked on World Tsunami Awareness day yesterday. And considering we are surrounded by a whole lot of ocean Nathan Rarere talked with NEMA's chief science adviser Professor Tom Wilson, who has five simple hacks that could save your life in the event of a tsunami.