[Augustinian monk]

Probably white right-wing gun owners /s

[SandRat]

or wild Amish Mafia Types

[GOPJ]

If there was any chance it was right wingers behind this it would be on the front page of the New York Times. And every other newspaper in the country. They hate us that much. So, absent that, we can assume it's some racial muslim group or Hispanic drug gang or some other group the left wants to protect from bad publicity.