. >> when we visited iowa state penitentiary, we found the prison attempts to provide services for ae range of religious beliefs. >> a lot of religions are just a quieting, mellowing, peaceful time and so for them to pray to see god answer something is just very, very special, so it's empowering. >> then we met an inmate named travis wolfkill. >> in the name of satan the ruler of the earth, the king of the world, i command the forces of darkness to bestow the forces of eternal power upon me. i'm in a satanic group here. only about four of us here. it's real small community. the church of satan is about enjoying life. it's about doing what you want to do. we believe in indulgence rather than abstinence. we believe in doing what makes us happy, and what improves the quality of our life. >> such an attitude may have been what led wolfkill to a life sentence without the possibility of parole for murdering his grandmother over a $300 tax refund check. but he told us he has found a salvation of sorts in his religion. >> this is what's called the eleven satanic rules of the earth. and if yo

at iowa state penitentiary, we found that the most brutal violence is sometimes against ones self. >>nmate caleb suffered severe burns over two-thirds of his body when the methamphetamine lab he was running exploded. when we interviewed etter, he was also serving time for both sexual assault and for attacking a peace officer. >> i pushed everything to the limit, because, caz you can tell, i think i'm unstoppable. i think nothing can stop me. nothing will ever kill me. i thought i was god. reality check. i'm not. >> in spite of his calm demeanor, a few hours after this interview, etter got into a verbal confrontation with a female correctional officer that quickly escalated. cert, the correctional emergency response team, was called in to extract him from his cell. >> he's banging his head on the door, spitting at the glass. refusing to comply with orders. permission to extract him from his cell. >> for security reasons the prison videotapes all extractions. >> you ready to move? keep your hands down. all the way. >> open b-11. >> a mask is placed over his head to prevent him from spit

. >>> james "t-bone" taylor was one of the most respected inmates among inmates at iowa's anamosa state penitentiaryg good but for being a two-time cop killer. but when a survivor of one of his victims forgave him, taylor claims to have grown a conscience. in response, he and some other inmates were inspired to start a group they called s.a.v.e., seriously acknowledging victim's emotions. >> not enough attention is paid toward the victim. this group here is like after okay. it gives guys a chance to come and sit down and understand and find out why they have the behaviors that they have. >> our cameras rolled as inmates involved in the program met with families of victims. >> our past action implied that we held no regard for human life. today we know what it is to feel, see and hear all the insanity an destruction we've caused. this whole thing is not about us coming up here looking for pity. because we're not looking for pity. what we're looking for is an understanding that we know we did wrong. >> well, it affects me in a sense because i know the impact in these later years what i done. i don't d

. >>> at the anamosa state penitentiary in iowa, inmate daunte bullock faces the possibility of one year in the hole for allegedly assaulting another inmate with a homemade weapon, a lock in a sock. >> anything you say may be used against you if a disciplinary hearing. anything you say may be used against you in a criminal prosecution. >> our cameras were with bullock as he was about to plead his case during a prison disciplinary hearing. >> have a chair, please, mr. bullock. your number? >> 1147. >> after addressing procedural matters, administrative law judge william sapeen reads the correctional officer's account of the assault. >> determined by the investigation that inmate bullock assaulted [ bleep ] with a weapon and required stitches, breaking his right hand trying to block the weapon that required a cast. i have here the photos of the scene of the incident that i will share with you. this is the victim of the assault and injuries. also before me i have a sock with a padlock, combination lock inside. i have a statement from the staff member that located that. >> i didn't have noth

. >> brad and michael love are serving time for murder at an anamosa state penitentiary in iowa. >> ias never incarcerated with him. when i found out he was incarcerated, what he did time for, what he got charged for, they asked me if there would be any problems if we were in the same prison. i told them yeah, i would probably end up killing him. i just cannot condone that. >> "lockup" has profiled plenty of inmates who spewed hatred toward sex offenders. but we also introduce viewers to those on the receiving end. thomas headley is serving years at utah state prison. and like many sex offenders say his punishment is unjust and his crime is misunderstood. >> i was charged with kidnapping somebody that was under 14. i'm a man that is attracted to young women. god forbid, 99% of us are. >> when we interviewed him, headley was serving his time in solitary confinement as a punishment for being uncooperative. but he explained to us he has his own motives for being in the hole. >> there's not a safer place anywhere in the prison than where i'm at. no matter what you do, how far you try to a