There are some places where no matter how justified you really were, some lawyer will try his hardest to either put you behind bars, or take every penny you have. And carrying a tricked out AR in your truck and pistol on your side that has a trigger job and is carrying hand loaded hollow points, is going to make it easier for that lawyer to get what he wants. America is not a nation of justice, it is a nation of lawyers. It's dangerous not to remember that.
I don't think you read my complete statement. I said its very likely that a person will be sued if they shoot someone. However if its a justifiable shoot then the best DA in the world won't make it stick.
As far as this being a nation of lawyers, I know... I am one