robert delao.ng member and sometimes a police informant. he served time in prison on manslaughter, drugs, weapon charges. >> i researched his criminal history and knew he had a very significant criminal history. was i concerned he was a hit-man or was he involved in this? >> he also knew doug carlile and james henrikson. why was he here? to tell the cops just in case they were wondering, that he didn't have anything to do with the murder. >> did you drive somebody up there? >> no, no, no, i had nothing to do with it, nothing. >> but burbridge had seen a thing or two. he pushed. >> we're going to start talking about some things honestly. and i'm going to have a heart to heart with you. >> okay. that's fine, that's fine. >> people tell me you are the shooter. >> i say hell no. you know that night i was in wofford city, north dakota. >> you went after him pretty hard, accused him of murder? >> i did. >> how did he respond to that? >> he denied it and didn't even flinch. >> did you think he was your gu