Ah yeah, this isn't just "It's a stinging insect, those are scary! Run!" by the way. Pretty sure these mofos are dangerous to people in general. They're large, aggressive, like to scent their targets so their fellows can find it too, and enough stings will straight up murder someone who isn't even allergic to them. Even a single sting in non-allergic folks might require hospitalization I believe.
Here's some interesting videos about them and how the interact with their surroundings.
Victory or
death. They also
hate each other. Who knows, maybe the kids got caught between them from two sides because of a turf war.