bryan boone, thank you very much. finding a new purpose in life. what bryan stow is doing to make the world a better place. it was four years ago the san francisco giants fan was brutally attacked following an opening day a game between his time and the los angeles dodgers. you may remember it. now a new story. will carr live in dallas with the inspirational developments. >> reporter: inbound brian stowe was in a coma for months. he had to relearn how it eats, drink and how it breathe but he says that he survived for a reason, to help strike back against bullies. so on friday, he went to visit an elementary school near san jose california, speaking to more than 100 students about bullying and how to prehave not it. he says that his acing iters learned how to be violent at an early age. a. >> these machine were adult bullies. i suffered severe brain damage a, as you can see from the scar on my head. you need to stand up to