What was meant to be a light-hearted tweet to recognize the El Paso County Sheriff's Office staff that processes concealed carry permits caused much backlash on Twitter since last Friday.
Restraining orders and "no contact orders" have their place, but they don't guarantee the person it is against won't just disregard it and go after the other person anyway.
I'm sure by now you've seen the footage of the Chad Read shooting. Andrew Branca did an excellent legal analysis of the incident where he concludes that it was unjustified and manslaughter.