Could be a terrorism, but wearing a mask sounds like something an ordinary nutcase would do.
Not out of the ordinary in the Muslim world (which now includes Sweden)...
Apparently a star wars mask. He was wearing “long dark clothing” a robe?
Weird stuff. Sounds like nutcase.
The kids thought it was an early Halloween prank.
Some reports that the perp had blue eyes.
90 percent of kids at that school are of immigrant, mostly muslim, background.