his admitted killer, elisa mcnabney, his wife, chose her own destiny.er alleged accomplice, sarah dutra, alone faced the possibility of spending the rest of her life behind bars. you attended the trial every day. >> yes. 11 1/2 weeks. >> why? why? >> our d.a. had talked to us about the importance of our family being represented, that my dad not being forgotten. >> tavia believed her father died at the hands of both elisa and sarah. but, while sarah admitted to being there when larry died and in the days and months that followed, she adamantly claimed she never went to the police because she was so afraid of elisa and of ending up just like larry. a theory that even prosecutor thomas testa found, well, believable. >> when i first got this case, people in my office will tell you that's exactly what i was saying walking up and down the halls. >> poor sarah! >> poor sarah. she's just an aider and abetter. but as i got deeper in the case, i totally turned around. i started with that mindset. >> as testa reviewed the evidence she became convinced that sarah d