Today is the first day of the ban on wearing gang patches in public - but will the new law actually be effective? Also, 40,000 people marched on Parliament this week to protest Act's Treaty Principles Bill. Did the Prime Minister Christopher Luxon know what he was getting into when he agreed to support the bill's first reading? To answer those questions, Labour MP and housing spokesperson Kieran McAnulty and National's Wairarapa MP Mike Butterick joined Nick Mills for Politics Thursday.  LISTEN ABOVE See omnystudio.com/listener for privacy information.