I still think of it this way even though no kids in the house any more.
"Handgun is Infantry, Shotgun is Artillery" Massad Ayoob
My handgun is secured at my bed and easily accessed if needed and the 12GA w/00 Buck loaded is in the safe where I would hunker down if needed. The wife will already be there, I hope and have the shotgun ready.
Mas Ayoob Shoot to Live 6/8
Shotgun discussion starts at 2:00.