noel bloom. >> i got a call from beverly hills police department. they wanted to meet with me and ask me a few questions. and i said, "i've been waiting." >> reporter: that meeting, it turned out, was about all it took. >> he was very cooperative. we couldn't determine that he had a motive at all. >> reporter: so noel bloom was no longer a suspect. and the rumored mafia connection to the crime? "not a chance", said prosecutor pam bozanich. >> the number of shots would tell you that it wasn't a organized crime hit. >> reporter: why do you say that? >> because they were torn apart. if-- if you think about what the media portrays or-- or hollywood portrays as a mob hit, it would be. >> reporter: it's just a little hole in the back of the head? >> like, a .22 or a .38 to the back of the head. >> reporter: but the kneecappings, the missing shell casings to investigators those were signs it was staged to look like a mob hit. hours after the murders, detective zoeller looked at the scene, puzzled.