. >> john ault was warden at anamosa state penitentiary at the time we shot there. >> any time you can have inmates participate in some type of meaningful activity it makes their time easier and staff's time much easier. i would much rather have them participate in something positive than talking about how to do a better armed robbery or plotting against us or fellow staff members. >> during our shoot at indiana state prison, authorities even allowed for a weightlifting competition. >> lions now lifting at 495. >> other penitentiaries get their weight up. this is how they are doing. get your weight up. >> that's 25. 25. on deck. >> go! go! >> good lift. good lift. you've got it. >> of course, in prison, there's also a practical side to staying in shape. >> if you ever come against somebody who wants to approach you in a negative way, attack you in a fight or something, you don't want to be the person that runs out of air first. the person that runs out of air first is the person that gets hurt. >> in the combat zone you have to be combat ready. and we all know that any minute this yard

the sex offender we met at iowa's anamosa state penitentiary has a very different existence.ry morgan spends nearly every hour of every day inside a small protective custody cell where he never sees the sun. >> well, what happened is they accused me of killing a little girl back in 1994 and next thing i know i'm in prison. and then there's people talking about a contract supposed to be out on me. >> morgan was convicted of kidnapping, raping and murdering a 9-year-old girl. he is serving life without the possibility of parole. >> there's been a lot of threats against me. it was a high-profile crime at the time. and everybody in the system knew about it, and of course they're all trying to stand up and be some sort of righteous convict. and it's like, oh, well, you know. i only rob banks, or i only do drugs, you know. i only sell crack to kids but this guy, he killed one, so now we're going to go and kill him. >> protective custody inmates like morgan are locked in their cells 23 hours a day to keep them from other inmates. >> at first it's kind of claustrophobic being in a li