World New Zealand PM vows tighter gun laws after death toll in Christchurch terror attack rises to 50 March 17, 2019March 17, 2019Jane Onyanga-Omara, USA TODAYComments Off on New Zealand PM vows tighter gun laws after death toll in Christchurch terror attack rises to 50 New Zealand Prime Minister Jacinda Ardern reiterated her promise for changes to the country’s gun laws after a gunman killed 50 people.