it was ongoing at the time, a case against the mexican mafia.bruce was the first one who brought that case. bruce and his wisdom showed a movie called zulu. if any of you have seen that movie, 1964, michael caine made his first appearance as a serious actor in a movie. you knowthe story. in the late afternoon of genuine 22nd, 1879, between 4,005,000 warriors of the zulu nation descended on a little place called works drift. a trip is a river crossing and in this case it was a buffalo river. their mission was to wipe out a force of about 100 british soldiers. had just defeated in the field a brish army and wish they had killed somewhere around 13 british and navy soldiers. a fascinating story as it is a great story. those soldiers held off for 5000 warriors, and basically defeated them. s bruce riordan had this helmet in his office and he showed that movie wants to his team of investigator we can do this, guys. so what does it mean for you? well, you know what? here is what i think. the calvary is not coming over the hill. the drift is out there

do you believe the mexican mafia is involved? >> no, sir.e mexican maf yachlt bud billings would never borrow money from the mexican maf yachlt. >> reporter: then this relationship, that father-son relationship he had with leonard patrick gonzalez jr., he admits he cameo see him the very afternoon of the murders. he admits he phoned gonzalez about the time the murders were going down. >> yes, sir. a friend of mine -- >> reporter: do you see why that is suspicious? it's bizarre, isn't it? >> it's not bizarre when you reali realize i had no knowledge of what was occurring. >> reporter: in fact, says tise, he realizes when he tried to borrow a van from him before the murders, was he setting you up? >> i think when he came to the lot he was trying to get a van from me to set me up. >> reporter: a setup? tise says gonzalez might have used the van to tie into the murder. was that plan? who knows? >> i would never be a part of anything that would be so horrible as this. i would never want bud billings killed. and i would never want melanie killed.