Investigation Discovery 26-year-old car dealer Christopher O'Brien takes a strange man for a test drive and never returns. Did O'Brien's criminal past catch up with him? 2026-06-02 When expectant mother Natise Johnson is murdered just days before her due date, police dig deep into her past to uncover the truth behind her tragic death. 2026-06-02 When Ida Mae Ford is shot dead, detectives race to find the beloved grandmother's killer. A shocking crime spree leads police to an unexpected suspect. 2026-06-02 A Long Island family unravel a decades-old mystery around their father George Carroll's disappearance, revealing a dark, complex story. 2026-06-02 After a taping of their local-access TV show in rural Vermont, Chrissy and Charlie Billis have a terrible accident. 2026-06-02 A 60-year-old woman disappears from her rural Florida home in the night, and authorities uncover a similar nightmare just across the county line. 2026-06-02