They scared that if they don't do it, their friends will disown them. They be trying to do it to be part of something. My friend, last June, he got killed in the neck, he was trying to fit in. It was over a game of craps. He was only 15 and we were real close, since he was six.
People cut other people.
If you are abused, and you see that sort of thing in your home, it carries out. Violence is not something you just pick up. It comes from somewhere, you don't get an urge to kill someone for no reason. It all comes back to the family. Kids can go to violent movies, but it is the parents job to talk to them when they come home.