Two Members Of A Johnson County Tennessee Family Who Are Serving Life Sentences In The High-Profile “Facebook Murders” Case Are Asking For New Trials. Marvin Potter, His Wife Barbara And Daughter Jenelle Were Accused In The Shooting Deaths Of Bill Payne And Billie Jean Hayworth. Prosecutors Alleged The Couple Was Killed After Jenelle Said They Had A Social Media Dispute. Attorneys For Barbara And Jenelle Are Asking For New Trials, Citing Conflicts Of Interest. The Judge Wants Proof This Adversely Affected The Trials. Marvin Potter Took The Stand Yesterday And Admitted To Committing The Murders. Closing Arguments Will Begin At 9Am This Morning.