A Georgia man suffers 17 stab wounds while on a hunting trip, and authorities rule his death a suicide, shocking his family. Another man disappears without warning -- the only clue is his burned-out car, found 14 hours from where anyone saw him last.

Oakley Carlson is missing and no one can find her, including her foster parents and her biological parents; a young mother leaves a bar with a man she doesn't know and ends up dead.

A truck driver finds an unconscious woman on a Missouri motorway, and police determine the suspect attacked her elsewhere and placed her on the road; an unknown killer bludgeons a mum and her daughters at home while her son and nephew cling to life.

The murder of billionaire couple Barry and Honey Sherman in their mansion stuns Toronto, since Barry is a pharmaceutical mogul with many enemies, but it is unclear who would kill his wife; a New York teen disappears after a mysterious road trip.

A 14-year-old disappears in Aruba while on a jet ski ride with an older man; a man kidnaps a young woman from the parking lot of her boyfriend's apartment building.

Sisters seek justice for their siblings - but the truth might be deadly.

Home becomes the most dangerous place on earth for two lovely young women.

A man and his dog burn to death. A chase ends in murder for a motorist.

A young woman's body is found 200 miles from home, and a retired police detective uses his podcast to crowd-source the search for her killer. And, when a young mother disappears, an old answering machine message could hold the key to finding her murderer.

The callously dismembered body of a missing woman turns up in trash bags.

A rookie police officer is heard confronting someone with a gun and is shot in the back of the head, but the D.A. believes it's suicide. And when a Navy veteran is discovered with wounds all over his body, police oddly think he died of pneumonia.

Someone snatches a baby boy from his crib, and a young mom goes missing.

They are the victims of shootings that seem senseless. Who would want them dead? Did these two young people get tangled up with the wrong crowds? And will anyone be held accountable for their murders?

Two young women are savagely murdered. One has gone fishing only to turn up beaten and drowned, and the other is a pregnant mother attacked while on the job delivering newspapers. Are strangers responsible, or are the culprits much closer to home?

A war veteran turns up dead, and a missing man leaves a creepy voicemail.

A man relocates only to be stabbed. A student is found dead in her car.

A 14-year-old boy vanishes, but neighbors don't tell police what they know.

A young woman on a trip to her father's homeland goes missing, then turns up brutally murdered. Another young mother and her baby are shot as they drive along a highway.

A young woman acts erratically at a restaurant and police take her into custody. They release her in the middle of the night(—)and she disappears. A soldier at Fort Hood dies after falling off a balcony. Was it an accident, suicide or murder?

The murder-suicide of a mother and son may be something entirely different.

Their evenings begin as fun celebrations with friends but they end in murder. With disturbing evidence, terrifying theories, and demands for justice, can the mystery of how two young partygoers are murdered be solved?

Two young women who dream of big success as television anchors are just embarking on their careers when their plans come to a violent end. They are murdered in their own apartments and there are no signs of forced entry. Did they know their killers?

A bride-to-be vanishes weeks before her wedding. Suspicion swirls around her fiancé and ex-boyfriend, before a shocking revelation about a coworker makes him the main person of interest. Then, the mysterious death of a young trans woman.

After a night out with friends, Jaleayah Davis, 20, is found dead; Kelsie Schelling, 21, drives two hours to show her boyfriend a sonogram of their baby, but never makes it home.

A young Hollywood celebrity is out celebrating her birthday and another young woman enjoys a late drink with friends, just a few hours later, they both end up dead and investigators try to solve the mystery.