Monday

The show examines cases of poison and deadly chemistry and shows how forensic experts are solving mysterious deaths today and from the past.

From California to Kentucky, few living near a railroad felt safe in the summer of 1999. A serial killer, rode the rails, picking towns and victims at random. He left behind a trail of bloodshed, but no trace of where he would turn up next.

The Whitaker family returns home from a night out celebrating son Bart's graduation from university when they interrupt a burglary in progress at their Texas home. With all four family members shot, police are short on leads – until a surprise informant breaks the case wide open.

Dr. G works on unexplained deaths in orange and osceola counties in florida, as well as similar deaths from her previous employment as an associate medical examiner in bexar county, texas. The show features dramatic re-enactments of the events leading up to the person's death as well as the autopsies. Interviews with dr. G, family members, and other people connected to the deaths are also shown.

A beloved teacher is found murdered in handcuffs. The case goes cold for 30 years until new forensic techniques and dogged investigators finally expose the unlikely killer hiding in plain sight.

After a body is found in a ditch, police link it to a missing father who lives nearby. With no clear crime scene, investigators scour his home and the roadway, using trace evidence and creative forensic tests to reconstruct what happened.

Former Deputy Sheriff of Colbert, Georgia, Tracy Fortson shoots her boyfriend Douglas Benton as he sleeps, then abandons his body in a cement-filled trough in the woods.

Nicole Abusharif, 26, murders her partner Rebecca Klein for the insurance money, then leaves her body in the boot of her car for a night of drinking with her young lover, Rose.

University student Samantha Josephson climbs into what she believes is her rideshare home after a night out with friends. Instead, she is abducted and murdered. Investigators race to identify her killer, while her tragic death sparks a nationwide campaign to improve rideshare safety.

On the edge of the Rocky Mountains, near the small town of Gunnison, Colorado, Jake Millison has gone missing. His family isn’t too concerned with his whereabouts, claiming he’s run off before, but Jake’s loyal friends know better

When the body of former policewoman Taylor Wright was discovered buried on a remote Pensacola farm, detectives had a lineup of suspects to investigate - her ex- husband from whom Taylor stole $100,000, her new live-in girlfriend Casandra, or her best friend Ashley. A locked cell phone held the clues.

Nancy, David and Susan Spangler are found shot to death in their home - the brutal slaughter is deemed a murder suicide. Over the next fifteen years, two more Spangler spouses, Sharon and Donna die in similarly suspicious circumstances. After an exhaustive investigation by numerous agencies, authorities finally get a confession from psychopath Robert Spangler as he reveals his role as a serial spousal killer.

In 1997, a California mountain town is stunned by the murder of a longtime resident. Police wonder if a neighbor struck her down, if big-city violence invaded the close-knit enclave. Months of dogged investigation bring the case to a shocking conclusion.

When a woman finally escapes her abusive husband with her children, it leads to a series of devastating events, which results in a bloody outcome.