forced to own up to what he did. >> donna fiorito filed a wrongful death civil lawsuit against denise squirer son justin and the jury awarded her $6 million. >> i just can't believe he's not here. that man and his wife ari squire and his wife always had money but it wasn't enough for them. they had to go kill a young kid that had his whoa life going for him. >> a criminal investigation into denise squire's possible involvement continues. denise's attorney denies she was involved. >> she knew nothing about the plan. she knew nothing about the design. she knew nothing about this newman man who was deceased. >> however, the e-mails exchanged between ari and denise squire after the fire leave little doubt in the minds of investigators. >> he needed denise involved because they weren't going to give the 5 maryland to him. who were they going to give it to? denise so in order for him to get anything out of that, she would have had to have been involved. >> ari squire spent months planning the murder. but science inevitably had the upper hand in finding the truth. >> a coward, took the easy way out