CHICAGO (CBS) — In Palatine, a classroom altercation with a student lands a teacher behind bars.

It happened here at Winston Campus Junior High School.

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Police say a student refused to remove earbuds in class.

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That’s when the teacher allegedly pulled the earbuds out, and threw an iPad, hitting the student in the face.

The student didn’t need medical attention.

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The teacher, 51 year-old SueEllen Patkunas, is charged with misdemeanor simple battery.