UPDATE: Carl Sandburg College will reopen on Friday after officials deemed a threat not credible.
The college's public safety department and the Galesburg Police Department investigated the threat Thursday. Classes were canceled at both the main campus and the downtown annex on Thursday as a precaution.
There's no school at a Galesburg community college Thursday after a school threat.
Carl Sandburg College canceled classes at its main Galesburg campus and the downtown annex after authorities heard of a threat directed toward the main campus Wednesday night. Both campuses are closed until further notice.
Details about the exact nature of the threat were not disclosed by school officials.
The school said its public safety officers are cooperating with the Galesburg Police Department to investigate.