-sarah lee stern was my daughter, my only child. two months, the agony of searching for sarah was relentless and heartbreaking. myself, along with friends, family members, neighbors, and hundreds of the community. the days the detectives informed me sarah was murdered was overwhelming. -all right, mr. mcatasney, would you stand? -liam was sentenced to life in prison without the possibility of parole. -is there anything you would like to say before i sentence you? -years after trial ended, there was an appeal that was very swiftly denied. -for preston's plea agreement and for testifying against liam, preston took a plea deal to aiding and abetting the murder of sarah stern. -the court will accept the defendant's plea of guilty to those charges -- robbery, conspiracy to commit robbery, disturbing human remains, tampering, hindering. -he got 18 years in prison, being convicted of all seven charges. -for his role in sarah's murder, despite having cooperated with the prosecution. -to mr. stern and all those who had the blessing of knowing