Apparently the gunman had already shot his own mother, and he finished by reportedly taking his own life.
Blessed be the house that has DVDs for their own children to watch in the privacy of their own rooms. Even the more violent releases would have had to have gone a fair stretch to beat what was going on in the US at the time.
And blessed be that we live in a nation where firearms are comparatively difficult to acquire, where people who have a will to use them to harm other people can, by and large, only obtain their weapons illegally.
But anyone who endured the hours in front of the CNN screen on Saturday - the tears of Barrack Obama possibly set to become as historic a moment as the shooting itself - would want even the most remote opportunity of miscreant armament removed.
That Adam Lanza could ever obtain two handguns and a semi-automatic rifle, apparently stored at home by his mother as part of an arms collection, will always be the real issue in this case.
It barely matters what form of state the young man had worked himself into - if it weren't for the dammed pea-shooters so easily within reach, the worst he might have done is thrown a bit of mum's crockery around, and kicked in a few floor-level kitchen cupboards.
This is the sort of thing angry young men do when they don't have access to guns. And when they walk out the door, they generally cool-off somewhere down the road.
They don't go eliminating half the town's kids.
Somehow, recovering from this awful Saturday viewing, made something extra special of a night with the mokopuna at Christmas at the Park.
But I couldn't help regurgitating the prevalent viewpoint of the day, that in a town not so far from New York there were a fair few children and grandchildren that, thanks to the craziest gun legislation on the globe, would never be able to enjoy such moments again.