A man who was having dinner with his wife quickly took action when a gunman opened fire in a bar in Arlington, Texas.
Claims that crime and murder rates are at historic highs run counter to the facts.
A few important parts have been left out.
It is 'impossible to start a dialogue when you don’t know what the hell you are talking about.'
The recent change in opinion is dramatic and probably related to terrorism.
Past weapons bans seemed to have mainly been reserved for places where a large number of people congregated.
What is there to rationally mediate between these competing invocations of rights?