Children shouldn't play contact sport until at least 12 years old experts say. A group of Boston medical scientists told the NZ Herald that the younger you start sports like rugby and American football the greater your chances of degenerative brain diseases. They were unanimous is saying that a little contact in pre-teens to the head is too much contact. We speak to Doug King, Clinical Nurse Specialist at Hutt Valley, about his research into concussion in sport. A survey has found some Kiwis are worried about tourists - mainly because of congestion, infrastructure and the environment. Meanwhile it's come out that because of increased pricing, there have been fewer tourists on the great walks and more money raised. Is that the answer to the tourist conundrum? We ask Professor James Higham, from Otago University's Department of Tourism, for his thoughts. A research company asked Australians to rank their most trusted politician and the winner was Jacinda Ardern. Just two weeks out from the Australian general election the people chose our Prime Minister as their most preferred Prime Minister. The panelists debate whether this is another case of Australian wanting to claim our people as their own.