>> gordon greg culver placed the prison on lockdown confining every inmate to his cell. >> lock down. we are under a lockdown. >> all right, lockdown, gentlemen. take it in, let's go! >> several days later, the victim was released from the hospital and recovered in the prison's medical unit. >> we tried to get interviews with both the victim of the stabbing as well as the perpetrator of the stabbing. the victim was an adamant no. he did not want to participate in the documentary. eventually, the assailant said he would talk to us. >> our interview with the stabber, terry moore, gave insight into how little it takes to prompt a potentially deadly attack in prison. >> what happened? >> i had an assault on an inmate. >> why? >> why? because he had stole my shoes. >> actually, this was not a surprise to me. in prison, you have very few possessions. your resources are limited, and if somebody comes and takes one of your possessions, two things happen -- "a," you lose something that could very well be useful to you, and "b," you will be perceived as a weaker person if you don't retaliate. >