they end up in the administrative segregation unit. >> inmates here are confined to their cells for 23 per day, with only one hour allotted for exercise. built up tension can sometimes explode. >> it's aggressive. it's dangerous. it's violent. you could come out on the range one day, a guy may have some bad news from home from his mother, he could try to take it out on you. this is the jungle of indiana state prison. >> in this noisy, hostile environment, our producers spotted an older, white-haired man serenely walking the tier, showing no father for his safety. >> what's new? you doing all right? >> how you doing? >> good. >> holy cross priest from south bend, indiana, notre dame. come out here just sort of talk to the men, if any of them want to talk to me. some are catholic, some are not. i'm retired. i'm delighted to do it. >> even though 79-year-old father thomas mcnally is required by the prison to wear a stab resistant vest, the thought of being attacked doesn't come across his mind. >> i never felt any kind of fear or tension with the men. >> when i was little kid, i'd be ridi

unlike most new arrivals, he is sent immediately to administrative segregation, a 23-hour a day lockup unit for disruptive inmates. >> oh, i get the room with a view, huh? >> at the facility that he was housed at just prior coming to limon, he was found with a weapon, a homemade knife, so he did have some charges that were pending and, as a result, he just went straight into our segregation unit. >> msnbc, any time you need me i'll be here. >> we soon learned that schreiber did, in fact, like to talk. not only to our crew -- >> these people are threatening my very life -- >> he also had a lot to say to the correctional staff helping us set up for the interview. >> i'm sure you just stick that key in there and turn. it's not all that complicated, ma'am. >> oh, my. >> right now i'm really in fear for my life. >> are you ready to go? >> i'm not talking to you. i'm talking to the press right now. >> oh, i'm sorry. i didn't mean to steal your 15 seconds of fame. >> when he finished verbally sparring with the correctional staff, schreiber explained what brought him to prison. >> my original sex c

this is your private bank. >>> during our first day of shooting on the administrative segregation unitmon correctional facility. inmates started a disruption, backing up their toilets and flooding cell house tiers. >> get the [ bleep ] away from our door. >> the big thing is these guys are acting out, one, because you guys are here. it's their opportunity. two, it's evidently you're pulling sex offenders in and interviewing them. and we've had a lot of problems with the sex offenders and white supremist groups. >> the flooding is led by george grahf who is refusing to let correctional staff move him out of his cell. >> it's about grahf. and i want to put him on special controls as well. >> the prison's emergency response team is ordered to suit up for a forcible cell extraction on grahf. >> put your top on. >> i'm officer wilson. i'm the number one man on the cell extraction team. i'll be in charge of his head. >> each member has a specific function in these highly choreographed procedures. >> my name is sergeant scott i'm the number four man and team leader. i'm responsible for securi

inmates who behave badly are sent to the administrative segregation unit. >> segregation is an area we have roughly 200 inmates. and these -- all these inmates are individually celled and they're all here because they broke a rule, infraction, here in prison. >> human contact in segregation is extremely limited and interaction with others is at a minimum. this deprivation can take its toll on an inmate both physically and mentally. >> you have a lot of inmates back there have been in single cells for a long time. and they of course build up hostilities. it's a highly explosive area. >> i did not do what they said i did. [ bleep ] [ bleep ] [ bleep ]. >> right now! >> that's just another typical day in seg. that's part of it. >> these officers work here on a daily basis, they deal with these inmates and you build up a relationship with these inmates. some are good, some are not so good. >> most people say when i started i wouldn't make it three days. so i had a point to prove and i proved it. then they said i wouldn't make sergeant and if i did, i wouldn't be a successful sergeant. so i

he was housed in the prison's administration segregation unit. >> i had about five or six charges. saying. my most biggest charge is dealing with a teenager, which i was 16 and she was like 15, i believe. i ended up, know what i'm saying, just dealing with both of them, the mom and the daughter. came in 15 years, and i got 15 more. >> originally convicted of rape and theft, wilson earned his second 15-year sentence while behind bars after he brutally beat a corrections officer. >> ended up cracked his ribs, his jaw. think i did something to his hips, too. broke his collarbone, too. to me it wasn't no thing, it was just prison. you don't come here and work here and think it's cake. no, he ain't die. he just won't be a correction officer no more. >> despite his attitude, some at holman are trying to help wilson turn his life around. >> i've known kenneth for several years. a long time. he's a young man with a lot of anger problems. he acts out through his anger. that's what we're trying to deal with now. >> i got a bad anger problem, know what i'm saying? angry because i'm in prison.

one improvement was the administrative segregation unit. >> we had fights and stabbings and we had administrative segregation and isolated the ones that were doing all of this. after that we stopped a lot of assaults and everything else. we had the assaults on the disciplinary segregation unit but it's down about 85% in population. they are allowed one hour a day and the rest of the 250i78 they are confined to their cells. >> sitting in the cell for years and years will mess your back up. the steel bed and through the years people jump up and down on them and it makes them uneven and it will give you back problems for the rest of your life. >> convicted murder and attempted murder he was given a 40-year sentence and he spent more than 11 years in adseg. >> it's challenging being locked up. because you have you have the opportunity to be still and decide what you want the rest of your life to look like. it's boring and it's cold and it's lonely. it's not a fun place to be. >> in adseg, food books, legal materials and even spiritual guidance are delivered to the cells. >> i am just going to get out

. >> this is administrative segregation unit, this where the inmates come from, the gp yard whenever they are in trouble. >> clear. >> turn and face the wall. >> ever been in the hole before? >> no, sir. >> all right. >> we're all waiting by the bathrooms that are outside the yard. this guy comes strolling into the bathroom with a bloody pulp, like, bloody face. the officer came out of the office, whoa, what the hell? pressed the buzzer. took us all out in the yard, inspected us and here i am. i don't have a mark on me. how am i going to break somebody's jaw? i'm not even a violent person. i don't even know what to think really. now apparently they found something in my locker or laundry bag that ties me in with whatever happened? so in the office i didn't pick a fight. there ain't a mark on me on my face or my hands. >> ironically, carlton was on the receiving end of a fight similar to this one not so long ago. >> i am in the 3a gym because i got in a fight on the level one yard back in march and wasn't willing to give up who i got in the fight with. i got beat up pretty bad. so the

. >> the administrative segregation unit. it is valley state's prison within a prison.while it houses those on temporary lockdown, the other side is for those with a more permanent problem. >> i was fed up. that's what i was. inmates were afraid of me. >> inmates in the shoe are kept in their cells almost 23 hours a day. they are allowed out for only three showers a week and ten hours in the recreation yard. life isn't just a more intense experience for the inmates. correctional officers are under the pressure of dealing with a different brand of criminal. >> working here is very electricaleninging. you deal with a lot of physical abuse, mental abuse, emotional bows. it depends how much you let it affect you. you hear yelling, you hear cursing, you hear banging, kicking on the doors. this is how it is 24/7. at night time they don't sleep. anytime you are dealing with any of the inmates you have to be ready to react to anything. so you always got to be prepared, know your options when you are dealing with different situations. you have to think two steps ahead to prepare

they are going to seven cell house, one of ksp's administrative segregation units.n here, they will be confined to a stark 8 x 10 foot cell.♪ >>> next on "lockup" -- >> a lot of these guys are not mentally stable. they need some type of psychiatric treatment, you know what i'm saying? >> serving time in the hole. >>> and later -- >> i took a knife and stabbed him with it three or four times until he was dead, and then i butchered him with it. >> a man who took drastic measures to get sent to ksp. >>> basically, we have inmates who have assaultive behavior. and those range from stabbings, throwing feces on staff, assaulting staff in many different ways. >> it's generally inmates who have that antisocial personality. they just don't want to adapt and be a part of an institution. their behavior just dictates we have no other choice based on their behavior to segregate them from the rest of the facility. >> 200 men are locked up in segregation 23 out of 24 hours every day. for the remaining hour, they are allowed to walk up and down the corridor. >> you know, the walls

his assailants were sentenced to six months in folsom's administration segregation unit. most violent gang attacks have taken place here at california state prison corcoran's security housing unit, or shu. we visited the shu's now vacant exercise yard, which has been the scene of some of the prison's most brutal violence. ♪ >> i can see why fights went on in that exercise yard. because it was literally like a cage. there was nowhere for you to go. and if you really wanted to take someone out, that was the place to do it. it's literally -- like the most extreme ultimate fighting thing you would see. >> correctional officers showed our cameras how they quell the violence with an arsenal of their own. one that includes nonlethal and lethal weaponry. >> get down! get down! >> the first rounds we fire are wood blocks. hopefully the hurt will make them stop. if we really have to escalate with our nonlethal options, we use what's called a scat round. which is really irritating. see those are a little bit louder, the smoke you see there, that's cn gas. it's no fun. it messes up y

he has spent most of his time at holman in the administrative segregation unit. >> he's an impulsivee of a guy. he's violent. he's in here for violence and apparently the time has not taught him any differently. >> can i be rehabilitated? yeah, i could be rehabilitated. if i could figure out how to get over the hatred. because i have a lot of hatred. i have a lot of hatred for people in general, for society. >> that includes warden culliver. >> he's a narcissist. he's super serious. he loves attention. he loves to micromanage [ bleep ]. and he loves to give everybody at his mercy a hard time. he's trying to be somebody. he's trying to define his identity off the demoralization and dehumanization of other people. trying to boost his own ego up. >> how would you describe steven parker? what kind of inmate is he? >> crazy. he's a nut. i mean, no more, no less. he's not a person that's very intelligent. >> culliver combats predatory behavior and other problems by knowing his inmates well and enforcing his rules. even the smaller ones, like being clean shaven. >> that's how you shave? >>

that's exactly where we met dennis hamilton, in the hole, solitary confinement in the administrative segregation unitkern valley state prison. it was the second time his refusal to share a cell had landed him there. but his time in the hole was about to end. and he was scheduled to return to general population, where sharing a cell is mandatory. >> to me the cells are too small. i think the cell in itself breeds an environment for homosexuality. >> dennis hamilton was an unusual inmate. he just believed he didn't have to live with another man. i think he had a fear about living with another man. >> and to me it's like you don't even want these people in society, but you want me to feel safe inside a cell with this person. >> ironically other inmates might not feel safe around hamilton either. he's serving a life sentence for kidnapping, carjacking, robbery, and say salt with a deadly weapon. nine years in, he's only now decided to make his stand against taking a cell mate. >> there's no rule that says i have to take a cellie. two, i don't want to live with another man for the rest of my life. >> 127.

he was housed in the prison's administration segregation unit. >> i had about five or six charges.t biggest charge is dealing with a teenager, which i was 16 and she was like 15, i believe. i ended up, know what i'm saying, just dealing with both of them, the mom and the daughter. came in 15 years, and i got 15 more. >> originally convicted of rape and theft, wilson earned his second 15-year sentence while behind bars after he brutally beat a corrections officer. >> ended up, cracked his ribs, his jaw. think i did something to his hips, too. broke his collarbone, too. to me it was no thing, it was prison. you don't come here and work here and think it's cake. no, he ain't die. he just won't be a correction officer no more. >> despite his attitude, some at holman are trying to help wilson turn his life around. >> i've known him several years. a long time. he's a young man with a lot of anger problems. he acts out through his anger. that's what we're trying to deal with now. >> i got a bad anger problem, know what i'm saying? angry because i'm in prison. i'm angry because i ain't wit

the anamosa state penitentiary in iowa, he was spending his third day in ad seg, the administrative segregation unitnown as the hole. authorities say he stuffed this padlock inside of a sock and brutally attacked another inmate with it. >> do you think that you have a violent past or angry or what is your situation? >> i am violent when i am provoked. >> bullock is already serving a life sentence for kidnapping, but if the padlock assault charges stick, he could spend the next year in ad seg, locked in his cell 23 hours a day. >> i was in the wrong place at the wrong time. the inmate had been assaulted and my defense to them was telling them i was in the area and pushed out of the way as the inmate was trying to get away from the person that assaulted him. >> bullock was anxiously awaiting a hearing with the prison's administrative law judge to plead his case. in the meantime, he let us know that while ad seg meant losing his television, the location of his cell at least made it possible to keep up with current events. >> this cell right here in front of the police station, to me, is the best cell o

>> an act of violence or drug use inside the prison will bring an inmate here to the administrative segregation unit ad seg. it is valley state's prison within a prison. while ad seg houses those on temporary lockdown, the other side of the building known as the security housing unit or shu is for serious offenders who are considered a more permanent problem. >> i was set up. i was set up. that's what i was. inmates were afraid of me and they put a shank under my mattress. >> they think i'm a threat to the institution. >> inmates in the shu are kept in their cells almost 23 hours a day. they are allowed out for only three showers a week and ten hours in the recreation yard. life in ad seg or shu isn't just a more intense experience for the inmate. correctional officers like diane vasquez are under the pressure of dealing with a different brand of criminal. >> working here in ad seg shu is very challenging. you deal with a lot of physical abuse, mental abuse, emotional abuse. it just depends on how much you let it affect you. you hear yelling. you hear cursing. you hear banging, kicking on the doors.

he was housed in the prison's administrative segregation unit. >> i had about five or six charges.in -- my most biggest charge is dealing with a teenager, which i was 16 and she was like 15, i believe. i ended up, know what i'm saying, just dealing with both of them, the mom and the daughter. came in 15 years, and i got 15 more. >> originally convicted of rape and theft, wilson earned his second 15-year sentence while behind bars after he brutally beat a corrections officer. >> ended up i just gave him -- cracks hi ribs, his jaw. think i did something to his hips, too. broke his collarbone, too. to me it was no thing, it was prison. you don't come here and work here and think it's cake. no, he ain't die. he just won't be a correction officer no more. >> despite his attitude and violent behavior, some at holman are trying to help wilson turn his life around. >> i've known him several years. a long time. i have a history with him. he's a young man with a lot of anger problems. he acts out through his anger. that's what we're trying to deal with now. >> i got a bad anger problem, know

weaver's role in the aryan brotherhood is one of the reasons he has been housed in administrative segregation. a lockdown unit>> that was part of the reason why -- that's part of the reason why we sent him over there. >> that's part of the reason why we sent him over there. >> just his activity and his influence over the population being a leader with the stg group is enough reason to keep him over there. just at that. bu he can call shots and make things happen and stand back in the shadows. >> think i don't understand is they put me in here thinking i can make a hit. how does that save that person? he's still going to get hit. if i had the authority to do that, which i don't. but my past haunts me. and it's bloody. >> coming up -- >> as far as the extortion, i think he's lying. >> nick compton's story comes under fire. and later -- >> you miss your mother? >> yes. >> we check in on one of the most memorable inmates to ever appear on "lockup." >> not what they used to be. all of these guys telling on each other. from san francisco to silicon valley, boston private bank works with all kinds of people who are

administrative segregation. but you'll have icc next [ bleep ] and i'm going to get you orientation packet to tell you all the rules and regulations of this unit segregated population is anything but welcoming to an inmate they assume has snitched to gain protection. >> there you go. >> that's the golden rule in the state penitentiary, don't ask me [ bleep ], i don't tell them. be a man, respect yourself. they're going to feed him to the wolves. they're going to feed him to the wolves. he's a lamb chop. yeah. [ bleep ]. >> they're probably getting interviewed. your brother's going on tomorrow. >> without the nazi low rider code of honor to adhere to, speedy can work with isu. even as a dropout, he is blatantly breaking gang ranks by helping officers gather intelligence, working directly with officer morales, who he has known for four years. >> hi, speedy. >> i think to myself as giving something back. if it's saving somebody from getting hurt, then that's cool. that's all right. >> i brought you in today because i want to actually kind of get more insight on gangs, weapons, how they're made. because i know every step we try to take, you're alw

unit is like a whole new world to jermaine knight. he was just transferred there from administrative segregation. knight will now have more privileges, time out of his cell, and a window. >> freedom. i just came back up last night and see a girl. looking out that [ bleep ]. >> knight is also experimenting with new food choices. he filed a request with the jail chaplain to be on a special meal plan for members of the rastafarian faith. >> it's a veggie tray, man. i ain't got no religion, man. they put me down as a rastafarian. ya, mon. they can't tell me what my religion is if i say i'm rastafarian. you can't say i'm not. >> so what kind of food does a rastafarian get? >> i don't [ bleep ] know. >> the chaplain says he knows some inmates game the system to get special meals for various religious faiths, but there's not much he can do about it. >> the one thing i really try to comply with the federal law. basically, it's not my place to judge whether they're practicing or not, because under the federal law, if someone wants to practice particular religious discipline, he doesn't have to already be