Public asked to help with great white shark tag retrieval

A search is on in Southland after a Great White Shark parted ways from it's monitoring tag somewhere of the coast of the Catlins. And the public is being asked to keep an eye out for the valuable piece of kit which provides scientists with valuable insights into the free roaming animal. Nikki Ladd from Shark Exeperience in Bluff talks to Mark Leishman about how the search is going and how "friendly" they are with the sharks down there.