HOPKINTON (CBS) – A bomb threat investigated at Hopkinton Public Library Saturday turned out to be a hoax, police say.

Police and fire crews were called to the Main Street library at 5:27 p.m.

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Massachusetts State Police and Central Massachusetts Law Enforcement Council also helped with the investigation.

By 8 p.m., investigators knew it was a hoax.

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“At no time was any member of the public in danger,” Sergeant Joseph E. Bennett said in a press statement.

Hopkinton Police Department is still investigating the incident.

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If you have any information, call Hopkinton police at 508-497-3401.