day, every day. >> clarence never left his gang. and he struggled with the desire to avenge his brother's death. and he talked about the fact that he would think about if the man who killed his brother ever came into prison what he would do. >> would i let down my brother if i just forgive this? i ask myself that all the time. i try to weigh the options. i talk to my family about it, my mother. she try to tell me, don't, you know, don't even worry about it, which in a way makes me mad. because i feel she went soft on me. because i don't know how exactly i'm going to control myself if i see who do this. i hope i do the right thing. i hope i do. but i don't know. i really, really don't know. coming up -- >> my first impression of lawrence stall was that he doesn't fit. >> i didn't even hunt. i didn't kill nothing.