though tunstall would someday qualify for parole, mcmillen had life without. >> i know i'm going backree world one day. so you know, the only thing i can do is make the best out of my situation. so i kick it around individuals with minds on the street. that way i won't fall victim to whatever is going on inside these walls. >> you have a lot of people that don't understand time because they don't have any. so if i got life without parole, my mind, then i'm going to be here forever if i don't do something about it. >> once i get out by him having life without i want to help him get out. but as long as i'm here i want to make sure he's all right. so it's a bond that nobody can come between, unless one of us die. >> coming up -- >> when did you cut yourself? yesterday? two days ago? >> not bad, though. >> let's see. well, it's bad enough. >> one of the most complicated jobs in a complicated world. >> i didn't do it. i'm innocent. let me out. i was framed. >>> the men and women who work in prison walk a thin line every day. to effectively perform their duties they have to know inmates on