Another school shooting, this time in Nevada. A 12-year-old shot a teacher and injured several students. Some reports say the act was revenge for bullying. Where is all this violence coming from? Who bullies? Where do kids bully? From 30 years teaching--every age, grade, school structure and background--here's what I've found. The answers might surprise you. They would definitely surprise bullied kids. Nevada School Shooting Prompts Bullying Debate--Bully Profile Might Surprise Bullied Kids