Tonight, on The Panel, Wallace Chapman is joined by panellists Leonie Freeman and Simon Wilson. First up, new immigration rules will require prospect citizens to take a test on New Zealand values. Does this point us towards a US approach? Auckland University social work Professor Jay Marlow thinks so. Then, do 3D-printed guns pose a threat to New Zealand? Hundreds of blueprints are easily findable online, and police seized nearly 100 of them last year.