Investigation Discovery HD (Pacific) A killer guns down a 46-year-old woman, and detectives discover that a fleeing Sheriff's Deputy is the assailant; less than 48 hours later, they arrest him and reveal an unrepentant psychopath capable of executing the love of his life in cold blood. 2026-05-05 After the murder of a successful executive one night in Connecticut, her case goes cold; four years later, a troubled man appears, ready to confess; investigators uncover this was no ordinary murder and that he's an impulsive psychopath. 2026-05-05 When a loving husband turns up murdered in his Loveland, Ohio home, the prime suspect is his troubled wife, who claims to have little recollection; detectives uncover her story is nothing but the manipulation of a vindictive person. 2026-05-05 A road rage incident turns deadly as an elderly man is beaten to death by a teenager who claims he was acting in self-defense; detectives not only find holes in his story but uncover that he is a remorseless and manipulative psychopath. 2026-05-05 A young man's confession to participating in a plot to murder another teenager stuns police in a small Florida town; detectives uncover a plot involving a manipulative ex-girlfriend and a young psychopath with the desire to kill. 2026-05-05 After the murder of a rural Virginia couple and the disappearance of their adult son, detectives wonder who could have acted with such rage; when the son resurfaces, investigators come face to face with a true psychopath. 2026-05-05 When missing dental assistant and mother Sharon Ray is found dead in a well, the town of Grand Rivers, Kentucky, joins together to find who did this; loved ones wonder if Sharon was living a lie when those closest to her become prime suspects. 2026-05-05 Tiffanie Adams is expecting her first child but disappears from her home in Sullivan, Ind.; as police search for answers, they stumble upon dark secrets surrounding the men in her life. 2026-05-05 When Robin Baxter is found dead floating in the Ohio River, the entire town of New Albany, Ind., bands together to find who's responsible; it takes over 20 years of crossing off suspects before an elusive clue cracks the case open. 2026-05-06