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BRIGHTON, Ill. (KSDK) - The high school/middle school campus of the Southwestern Community Unit School District #9 was placed on lockdown Wednesday over anonymous threats made toward a staff member.

In a letter being sent home with students, the district says the campus will remain on lockdown until further notice, including Thursday.

During this time, all students will be screened prior to coming on campus in the morning; book bags and other large bags will not be permitted in the building; and law enforcement will be present.

Graduation ceremonies will proceed as scheduled on Friday, but with an increased police presence.

Anyone with information on this investigation is asked to contact the middle school office at 618-729-3217 ext. 2 or CrimeStoppers at 800-352-0136.

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