Last week's mosque attack was shocking for all New Zealanders - and to people across the globe, what made it worse was its availability for everyone to watch after the alleged gunman livestreamed the event.
With the rise of social media, the chance of being exposed to graphic content such as this is becoming more and more likely.
So what can we do to help young people who are exposed to it?
Parenting Place Research and Development Manager Nic Gaze spoke to The AM Show.
Watch the video.