Frightening footage has emerged of a group of American high school students subjecting a despondent teacher to a barrage of abuse and intimidation inside the classroom.
In the short clip, an out-of-control student can been seen throwing things at her, telling her to ‘sit your a** down’ and threatening her with a chair.
While he continues to provoke the teacher, others in the room laugh and encourage him.
Having lost control of the classroom, the teacher can do little to stop them – but remains calm in the face of their terrifying behavior.
It appears as though the footage was filmed on a cellphone by one of the students present. The Grio reported that the incident took place at Chicago Vocational Career Academy.
Read more: dailymail.co.uk