me. i don't know what i did. >> do you know him? >> i traded him a piece of cake. i don't even talk to him. >> inmates often trade food. the small dessert cake is one of the more popular items. harvey chose the wrong person to trade with. >> i believe there was urine at the bottom. most cake is dry, not very moist like that at the bottom. so i believe there was urine. i know something wasn't right with the cake. i said, you know, i think i have to do something about this. >> i think mr. gill is possibly a little paranoid. i just feel it was his paranoia that caused him to react the way he did. >> gill who was recently convicted of manufacturing and delivering narcotics had similar issues in the past. >> every day, i was told by the inmates or trustees in the pod, as soon as he receives his carton of drink, he throws it in