Horrifying video of student's attack on teacher

A recently posted video shows a high school student attacking his teacher at the Wooddale High School art classroom in Memphis, Tennessee, in the United States. The 16-year-old student was filmed by several students as he attacked his teacher.The brutal video shows the student slamming the teacher onto the ground and pummeling him as other students struggle to stio the assault. Memphis Police have identified the victim as Mark Kennell. The student who assaulted him was expelled from school.