Snapped: Killer Couples

After two best friends are reported missing, Texas and Minnesota police team up to bring a suspected serial killer to justice.

A North Dakota community is rocked after a beloved mother is found stabbed to death.

Authorities respond to a car fire and find a charred body discarded nearby.

Just months before his retirement, a missing trucker's body is found in a remote creek.

An esteemed California pastor is found executed in an almond orchard.

A crime spree leaves five dead, South Carolina authorities kickstart an investigation.

After a young mother is murdered, Texas authorities are on a hunt for a masked gunman.

A welfare check confirms the worst when a woman is found brutally murdered on her couch.

A missing man's bullet-riddled body is found off the side of a road.

A shocking crime is committed in broad daylight that leaves a young man dead on the street.

When a young soldier goes missing just two days after his wedding, authorities fear the worst has occurred in their small Ohio town.

A house fire in a small town in Illinois ignites a homicide investigation after a mother's body is found in her bedroom.

Detectives focus on the complicated relationships between the victim and the two girls who discovered her body.

After a teen girl is found dead in the backseat of her own car, detectives investigate.

After a teen girl is found dead in the backseat of her own car, detectives investigate.

A woman's lifeless body is rushed to a hospital in New York after two strangers found her unconscious at a subway station.

In 1999, a successful businessman is brutally murdered in his garage during a robbery, witnessed by his wife.

After a woman's beaten body is found on the side of a road, a grisly scene is uncovered at a nearby motel.

When a nurse's aide disappears without a trace, detectives learn she was entangled in a complex love triangle.

When authorities learn an Ohio woman has been missing for nearly half a year, all signs point to foul play.

When a Minneapolis realtor is murdered after an attempt on her boyfriend's life, authorities believe the heinous crimes are connected.

When a woman is gunned down in the street, details of a bitter divorce encompass the investigation.