In neither scenario — this one nor the hypothetical on Saturday — would the shooter be charged IN ARIZONA (or in Texas).
In your state? Don’t know; don’t particularly care.
The point is not the details of the scenario. The point is the difference between a state with solid and sane stand-your-ground laws — such as Arizona — and one without same.
And as for your arrogant judge-and-jury pronouncement as to who should have a CCW and who shouldn’t, thankfully, that’s not your call to make.
He did what was right for him under his state’s laws.
kudos to him.