Regulation is a difficult task. I'd personally be fine with banning all private ownership of guns (with certain exceptions made for historic and sport usage) but I think that is an unreasonable goal from where we are today. The time to ban guns was about 230 years ago, but the genie is out of the bottle now.
Then again, Australia did it...
What world do you live in?
Who are YOU to tell this man, he doesn't have a right to defend himself and his customers?
https://www.jconline.com/story/news...e-clerk-fires-2-shots-after-battery/73771014/