Britain will introduce a sugar levy on soft drinks in two years' time to tackles it's growing obesity crisis. Britain joins France, Belgium, Hungary and Mexico in recently imposing a tax on drinks with added sugar whiel while Scandinavian countries have levied similar taxes, with varying degrees of success, for many years. Dr Gerhard Sundorn, a Research fellow at Auckland University and Steve Crew, chief executive of Diabetes New Zealand, talk about the introduction of a sugar tax on fizzy drinks in the UK.