Panic Alarm Prompts Police Response At Crystal Lake South High School

CRYSTAL LAKE, IL — The Crystal Lake Police Department responded to Crystal Lake South High School on Thursday after a panic alarm was activated on campus, prompting an emergency law enforcement response, police said.

Officers were dispatched at around 6:10 p.m. to Crystal Lake South High School, located at 1200 S. McHenry Avenue, where they quickly secured the building upon arrival, police said.

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Following an investigation at the scene, authorities determined the alarm had been accidentally triggered by a staff member and confirmed there was no threat to students or staff.