in america. but things began to change here in the 1990s when the prison began to focus on more than simply locking up people and feeding them. >> go ahead. >> now in addition to its popular annual inmate rodeo, there are a variety of programs. >> all right. ready? go. >> these men are training service dogs for veterans. there is even a radio station run by incarcerated men. >> the only one in the nation, the station that kicks behind the bricks. >> you can get a lot more freedom here depending on your behavior. you know, we have a lot of programs mentor led, led by other guys serving life sentences and it giving them purpose. >> it looks like a shop. >> yeah, it does. >> i talked to a master mechanic at the prison's auto shop. >> i didn't know how to change a spark plug before i went to prison. >> don't let the uniform fool you. he has been incarcerated since 1989 for killing his wife