Jacinda Ardern unapologetic for focusing on Christchurch Call

The Prime Minister Jacinda Ardern makes no apology for her focus on the Christchurch Call at the United Nations next week - and points to Facebook's recent action as a sign of early success.Earlier, Ms Ardern spoke to our deputy political editor Craig McCulloch and said she hoped to make more progress with the tech companies when she meets them in New York next week.