. >> i was involved with the aryan brotherhood back in 198 when i was at folsom prison.now, we had some work that needed to be tended to. so i put in some work, stabbed an individual. he needed to be taken out. >> walter "big foot" farmer's involvement in the white supremacist aryan brotherhood eventually landed them in the pelican bay shu. but that didn't end his loyalty to his gang. >> of course, you have to earn your bone, which basically means you have to earn your blood in, blood out. you know, and i got my assignment and went after that. >> and what was the assignment? >> it was to take out an individual that was on the hit list for the aryan brotherhood. >> and who was that person, and what did it involve? was he a rival gang or -- >> no, he was a white gang. he wasn't an asset to us as a gang or he wasn't an asset to his own race. and he was just a headache. >> most shu inmates are single-celled. but due to overcrowding, that's not always possible. a circumstance farmer used to his advantage. >> i moved in with the guy to take him out. >> and when you say he was