New Zealand is showing America how to respond to mass shootings

DAYS AFTER a gunman carried out a horrifying attack on two mosques in Christchurch, New Zealand, that killed 50 people, Prime Minister Jacinda Ardern announced that she had ordered an inquiry to determine whether government agencies could have prevented the tragedy. “The purpose of this inquiry,” she said, “is to look at what all relevant agencies knew — or could or should have known — about the individual and his activities, including his access to weapons."