Dateline: Secrets Uncovered (2017)

S10E28 The Alibi

Private First Class Karlyn Ramirez was living her dream, balancing a fulfilling military career with the joys of motherhood. Tragically, her life was cut short when she was murdered in her own home. The perpetrator believed he had successfully hidden his actions, but detectives soon unraveled a sinister scheme that was beyond anyone's wildest thoughts.