A Twitter user is claiming to have found a message board thread where the Umpqua Community College shooter posted his intentions to open fire on campus.
User @WesLyons made the alleged discovery.
Appears that shooter posted about #UCCShooting *WARNING* Disturbing text (people that told him to do it) https://t.co/paVJiwimW6 — Wes Lyons (@weslyons) October 1, 2015
The disturbing post warns others on the board,
Some of you guys are alright. Don't go to school tomorrow if you are in the northwest.
Although the images are hard to read, if you click on the image and then zoom, you can read the text.