but i really wouldn't think he could. >> okay. >> and i also think he doesn't have the moxie to do something like that. >> what do you mean, the moxie? >> just the -- the meanness. >> the meanness? >> yeah. >> reporter: but peter had actually threatened roberto, wanted to fight him. and as far as anybody knew, paul had never done anything like that. nevertheless, based on this new information from david and susan moore, detectives asked paul to come in for another meeting. which he did quite willingly. took time off on a sunday afternoon and detective salm asked paul directly. do you have a prior criminal record? >> yes. as in drugs and stuff when i was younger. >> reporter: committed felonies in fact. then he said he just grew up and wanted to help now in any way he could even if it meant informing