Oh...
They must mean THIS video:..
https://153news.net/watch_video.php?v=8859Y6RMRMW5&fbclid=IwAR0HWvN447rrshZ_x41nurgRVzwD8bJQQvi-i1Pf3O_mcYFJRXgNqAbVZYk
I saw that one & watched it over & over. WTF? Is it actually from that attack? I know many in N.Z. are loony leftists but would they actually go so far as to perpetuate a fraud like that to the world, just to get rid of guns?