was that good enough? >> while music helps him cope with life at holman, we met another inmate who finds his aggressive tendencies are soothed in the prison hobby shop at the spring creek correctional center in alaska. >> tell me your first and last name. >> patrick harrington. >> patrick harrington. >> yes. >> i've been in this prison since june of 1988. august will be 20 years. the charge is murder. murder in the first. i try to be in the hobby shop here as much as i can. for me, if i'm not busy, i have the tendency to get in trouble. when the place first opened up, i wasn't really busy. i was in fights, basically beating up other people. >> but in the hobby shop harrington focuses those energies on something far more delicate. an incredibly detailed dollhouse he was building as a gift for his niece.