Wednesday

In an affluent suburb of Philadelphia, police were called to the scene of what appeared to be an accidental drowning. The investigation gradually focused on one person, a suspect who had more than a million reasons to want the victim dead.

When two women from the same town were murdered in the same way, police feared a serial killer was on the loose. At first they thought the victims had nothing in common… and then they found tiny clues linking them to the same man.

A young woman was found dead on a golf course in the Bahamas. The grass on that course was so distinctive, it had evidentiary value. The evidence led police to two suspects. Each blamed the other, and they had to find out who the killer was.

Some killers choose to hide their victims - and investigators must then rely on forensic examiners to uncover proof of murder – these are just two extraordinary crimes that have made their way into the medical examiner’s casebook.

A woman and her infant son vanish. The husband is frantic. The clues are scarce, but hopes linger, even as the hours and days tick by without a word. Was she on the run, or the victim of foul play?

Willow Springs, Illinois, seemed like any other quiet Midwestern community. But it was really one of the most corrupt places in the nation. This tiny village, nestled just outside of Chicago, was in the hip pocket of organized crime.

When a beautiful young teacher was found shot to death in a Wisconsin farm field, police quickly arrested her live-in boyfriend who had waited 18 hours to report her missing. But his Fitbit device proved he was asleep at home the night of the murder and a stranger Nicole met at a heavy metal concert in a local bar became a prime suspect.

When a russian prostitute is found murdered, los angeles homicide detectives quickly find the case to be anything but routine. Following a tangled string of clues, investigators are drawn into the murky world of high-end prostitution, illegal alien smuggling and russian organized crime. Police must navigate their way through the dark underworld of los angeles – and hope that forensic science can nail the killer.

Over the course of two decades, history repeated itself as 'black widower' Robert Spangler strove to free himself from marriage and children.

Nicole Vonlee Titlow needed money desperately, so she made a deal with the wife of a 74-year-old millionaire, with eyes on the inheritance.

Fifteen-year-old Gabbiee Swainson disappears from her home in the middle of the night. For months, her family, volunteers and investigators search tirelessly for answers, pursuing convicted predator Freddie Grant and uncovering a case that becomes one of South Carolina’s most heartbreaking murder investigations.

Outside the small town of Verdigre, Nebraska, a domestic altercation ends in death. Frances Thompson claims to have killed Dean Frank in self-defense, but as investigators dig deeper, they’re not so sure.

Housewife Elsie Jennes is found dead in the basement of her burning home. Lt Joe Kenda has no leads until Elsie’s son, William, turns up in a police station over 50 miles away, equipped with a suitcase, a pet golden retriever, and a bizarre story to tell.

A weeklong crime spree began with the murder of a young woman, found naked, stabbed and strangled in the closet of an abandoned apartment in London, Ontario. Then, a Toronto man was found murdered in a parking garage, bludgeoned to death with a pipe. Now on the run and headed into rural Ontario, Peter John Peters embarked on a desperate journey of abduction, rape, and robbery in an attempt to fuel his escape. It is the skill of five police services that bring this man to a halt near Sault Ste. Marie, ending his reign of terror over Ontario.

Soon after Mardi Gras in Mobile, Alabama, an 18-year-old freshman is found shot to death in the woods behind campus. Detectives take a hard look at several suspects, but thirty years go by before a stunning confession cracks the case.