>That's actually a great question. I was thinking about it overnight. So let's see if we can find common group.
>
>For simplicity, assume there's a group of 1000 people. We can obviously agree that if they're all violent, that's a riot. I hope we can also agree that if 1 is violent, it's not.
>
>So, what about 10 out of 1000? I think not. What do you think?
>
>This has actually been on my mind. Since we are talking semantics, I have a couple of questions for you:
>
>1. Would you call the Fort Hood Massacre "work place violence" or a terrorist act committed by Islamic extremists?
>2. How about the massacre in San Bernardino? "Man made disaster" or a terrorist act committed by Islamic extremists?
>
>Or do you have some other word for these atrocities if you do not like any of the ones that I proposed?

Marcia, didn't you realize that man-made climate change is responsible for all these acts of violence? :)