wisehart is helping him as he grows older on death row. >> she's like my connection to humanity.ove. when she jumps up on my bed, i'm stroking her and she turns her chin up to me and puts her nose in my face. i don't get that from anyone else. she's the only one who does that for me. say hi to your fans >>> msnbc takes you behind the walls of america's most notorious prisons, into a world of chaos and danger. now, the scenes you've never seen, "lockup: raw." >> you're in jail. there's no greater punishment in the world. >> you're here with crack heads, dope fiends, rapists, murders. >> we're all treated guilty until proven otherwise. >> "lockup" has spent time in three of america's busiest and largest jails, l.a. county, miami-dade and new york's rikers island. they represent a real cross section of lif