. >> hall admits to murdering one of his roommates, a 53-year-old disabled man named jeff bishop.e hopes to reach a plea bargain with prosecutors to avoid the death penalty, but it still looms over him. >> i'm thinking about them saying, mr. hall, we sentence you to death. i don't know. maybe i deserve to die too. >> the murder occurred in this small house on the outskirts of the city. hall says he was high on drugs when he and bishop got into a fight. after strangling bishop, hall then tried to cover up the crime. >> the next day is when i took him to the basement. he was wrapped up in plastic. you couldn't see his regular body. all you could see is plastic. >> hall had help in concealing the body. it came from a third roommate, his girlfriend, heather barrington. >> when dennis told he he needed my help i said, no, no way. i don't think so. i was totally against it. then he was like begging me, basically. he said i can't do this by myself. i'm going to go to prison for a long time if we don't do this. help me move it. he was begging me. i was in shock. i have never in my life be