As posted above, it is 100% incorrect to say there is never duty to retreat if you are an invited guest inside someone else’s home. Just plain wrong. That rule only applies in your own dwelling.
The original article also contains another significant error, it says: "[Brian Griffin, a defense attorney], says the homeowner must have a lawful firearm to use it legally."
An illegal handgun or even machinegun can be used for justifiable self-defense, it's just that you will be charged with...
That's not quite correct. The duty to retreat is only excused (for non-police) if you are in your own "dwelling", as defined in Section 140.00 of the Penal Code, or if you are using deadly physical force to prevent commission of robbery, arson, kidnapping, rape, or, in limited circumstances, a...