Side Note - Disrespectful student pushes teacher too far

Viral video shows classroom where a teacher is confronting a student. The student seems to disrespect, insult and berate the teacher. The student refuses to leave, showing he has done this before & displays the failure of his parents resulting in a physical altercation.
Thankfully, following this incident no charges were brought against the teacher and the he received a nice donation from people to enjoy his retirement.