(MT. VERNON, IL) — Authorities with the Jefferson County Sheriff’s Office were called to Continental Tire at 8:42 p.m. Saturday to a report of a bomb threat. Officers received a report of a note that was found that read “Third floor goes boom at 3 a.m. 4/9/17.” The Secretary of State Bomb Squad was notified and are assisting in the investigation. No arrests have been made at this time. If you have information regarding the investigation, you are encouraged to contact the Jefferson County Sheriff’s Office.