The government has never defined "mass shooting" as a standalone category. Let's go with the most commonly accepted definition
, from the Congressional Research Service
: a shooting in which a gunman ...
That definition rules out the Congressional baseball practice shooting
or the incident at the UPS facility
this week because neither gunman killed four people. In last week's Orlando shooting spree
, the gunman killed five people -- but that attack doesn't count either because police say he targeted
Using that narrow definition, from January 1 to June 14, we have seen 8 deadly mass shootings.
That's an average of 1.3 mass shootings a month.
If you go with the raw numbers ...
What if you didn't rule out motive and just considered the casualty count? According to the non-profit Gun Violence Archive
, which compiles data from shooting incidents, a "mass shooting" is any incident where four or more people are wounded or killed
By that definition, from January 1 to June 14, we have seen 154 mass shootings.
That averages to 6.7 mass shootings a week.