a deal's a deal. >> back at kentucky state penitentiary, randy haight made it clear.he's not as eager to face death as holton. but he's ready for it, nonetheless. >> i'm extremely sad for what i've done. it hurts me knowing that i went to the level that i went. and if there was any way possible for me to be healed or correct it, believe me, it would be done. it's an impossible situation not only for me but for everybody involved, you know? and i'm not saying that to get out of an execution or -- because like i said, i'd ready. if you want to kill me, let's go. i'm ready to go. but i think that i have something i can offer somebody. and i don't think it's really time for me to die. >> america's prisons, dangerous, often deadly. there are 2 million people doing time. every day, it's a battle to survive and to maintain order. >> down! on your feet! down! >> this is "lockup." ♪ >>> in rural indiana, stands a maximum security juvenile facility charged with rehabilitating some of america's most dangerous teens. >> they don't think.

. >>> at kentucky state penitentiary, some inmates can apprentice in an auto body shop. at rikers island jail, a bakery churns out nearly 90,000 loaves of bread per week while teaching inmates how to bake. in many of the prisons profiled on "lockup," inmates have opportunities to learn skills that can help them find work on the outside. but all too many spend their time honing skills more suitable to mayhem and murder. >> i stabbed an inmate 12 times over some dope in front of the chow hall. >> i took a knife and stabbed him with it three or four times until he was dead. and then i butchered him with it. >> you find a piece of metal or something, file it down on the concrete. it ain't got to be sharp, it's just got to have a point. put your handle on it and do what you need to do. >> "lockup" crews are regularly exposed to the tools of a deadly trade. >> every prison we film in, there's always a shank museum, a place where the authorities display all of the weapons that are confiscated by staff. homemade weapons the inmates have made from bed springs or melted down plast

> when we met matthew campbell he was serving 12 years for armed robbery and assault at kentucky state penitentiary. but his troubles began much earlier. >> first time i've went to jail, i was 15 years old, at ferndale elementary school, and pretty much downhill from here. >> as an openly gay man, campbell's time behind bars has had its challenges. >> being gay in prison is really hard. it is hard enough. your time in here. but the fact that everybody knows that you are gay, it is constant pressure for, you know, sex. >> you have a lot of people here that now that they're in prison they resort to what they have to as far as sex. i have to say there is very few people here who are gay on the streets and gay in here as well. there is a lot of peep that say they don't mess around, but when they get you by their self, it's like, hey, man, what's up? one of the things that struck me about matthew how comfortable he was in his own skin. here is an openly gay inmate in a southern prison. and he didn't have any problems with it. when we went out to the yard to get roll with matthew playing a game, it was c

. >> at kentucky state penitentiary. some inmates can apprentice in an auto body shop. at rikers island jail, a bakery churns out 90,000 loaves of bread a week while teaching inmates how to bake. in many prisons profiled on lockup, inmates have opportunities to learn skills that can help them fiend work on the outside. all too many spend time on skills leading to mayhem and murder. >> i stabbed an inmate. >> i took a knife and stabbed him with it. three, four times. until he was dead. and then i butchered him with it. a piece of metal. it doesn't have to be sharp. it has to have a point. put a handle on it. do what you need how to do. >> lockup crews are leg rarly exposed to the tools of a deadly trade. you know in every prison we film in there is always a shank museum, a place where the authorities display all the weapons confiscated by staff. home made weapons from bed springs or melted down plastic. they're truly ingenious. but they're deadly as well. >> at california's san quentin prison, we saw how sophisticated some inmate weaponry scan b rry. >> this is formed by

as a group of inmates at kentucky state penitentiary explain to us. >> i don't fear none of these guysne i fear the worst is probably my clique. it's not a clique. my friends that i hang with, these 10, 15 people. i probably fear them most. because i know who they are. the rest of these guys i don't fear none of them. i hope they watch this. so they all know, the ones that don't. they all know they probably do anyway. >> only thing i fear is the end, i believe that's what's going to get me in life. kicking the bucket. >> just because i don't fear them don't mean they can't take me out of it. you don't have to fear a man to get hurt or killed by him. if he fears you that's when you got to worry. in here especially because they'll sneak up on you with a knife, a rock, a choke, whatever they want to do. they'll get you because they fear you. >> to me, he's more dangerous than a stone cold killer. you know, he's scared. he's put himself in a situation where he's in a corner. >> that's his only way out. >> and no group of inmates feels more cornered than sex offenders. rapists and child mol