A teenage girl is in juvenile detention, arrested after police say she made a threat towards a school on social media. On Tuesday, police discovered the threat; putting Onaway Area Community Schools into a shelter in place. No weapons were in the school & the teen arrested wasn’t even a student there. The teen says she’s new to the area & told police, prior to being arrested, that it was only a joke. She’s being held in Juvenile detention center in St. Ignace & faces charges of disturbing the peace..More charges could be filed in the near future.