An American teacher charged after forcibly cutting his hair

An American teacher faces criminal charges after airing a sequence showing that she was forcibly cutting off a student's hair during class while singing the national anthem .

Margaret Gieszinger, 52, also lost her job at Preparatory High School School in Visalia, California.

Prosecutors assert that she pleaded not guilty to all six counts, including cruelty to children and acts of violence, and that she incurs until the end of her sentence. three and a half years in prison.

Ms. Gieszinger was released for $ 100,000 (£ 78,500). caution late Friday

In a mobile phone video posted on Reddit, the science teacher calls a male student to sit in the foreground of the class. She then cuts pieces of her hair while singing an incorrect version of the stars and stripes.

A student attorney told CNN that his client was "absolutely terrified" before he managed to run away.

Mrs. Gieszinger is then seen. holding the scissors above his head, saying "Next!" before threatening to cut the hair of a student.

"We take student safety very seriously in the classrooms," said the Tulare County Education Office in a statement.

"We review all available information and we will take the most severe employment measures."