Did the UCC shooter Chris Mercer post on a 4chan message board before they killed at least 10 students. Sadly it looks like that’s the case. According to the board, the shooter posted “Don’t go to school tomorrow if you are in the northwest.”
You can read the full archived thread in the gallery below.
Update: an earlier version of this post mentioned a suspect that the internet had accused. That name has since been removed from this post.