If this is a valid premise, then you know you are doing something wrong as a society. Mass shootings are common place in the US (with currently 177 mass shootings this year so far). This is not normal.
US isn't even close to the top of the list for mass shootings in the world and it is not "common place". Most "mass" shootings, which could be just three individuals, are gang related and added to the data for mass shootings.
Not even three. GVA includes a lot of incidents with just two individuals being shot, so long as at least two other people are present for the incident.
If this is a valid premise, then you know you are doing something wrong as a society. Mass shootings are common place in the US (with currently 177 mass shootings this year so far). This is not normal.