This video is really shocking. www.dailymail.co.uk/news/article-6317165/Transgender-girl-charged-brutal-high-school-attack-caught-camera-says-bullied.html
Obviously it goes without saying that bullying is wrong, and should have been dealt with by the school. But this person kicking and stomping on people who are lying on the ground, resulting in their hospitalisation? That goes far beyond a response to bullying.
A commenter on GC Reddit whose daughter attends the school in question reports that the girl who was beaten has either a broken jaw or fractured skull.