Sergeant Givler finds a woman dead while investigating a missing family.

Just before New Years, a hockey mom is gunned down at her front door. Later that night, seven more bodies are found in another suburban home. Police discover a shocking connection between the two crimes as they track down the killer.

Police briefly suspected Victoria's ex-boyfriend was behind her family's murders.

Kristine was spotted driving to pick up her son around 2:15 on the day of her murder.

Investigators were able to track Kristine Larson's final days from surveillance footage taken from a convenience store.

A person with a gun shot a woman in her own home, in front of her children when she answered the door.

A car is found engulfed in flames near a house in Minneapolis.

The limited series delves into three horrific cases of holidays turned upside down.

Just before Christmas, the body of a young mother is found strangled inside a burning car in a quiet Minneapolis suburb. As detectives hunt for her killer, they become convinced she was killed by someone very close to her.

Two days after Christmas a mass shooting terrorizes a small town. After killing two people and wounding many more the gunman is taken into custody. When police search for answers they uncover the worst family massacre in US history.

Retired sheriff Aaron Duvall makes a grisly discovery at a house outside town.

The shooter held a woman hostage in an office building.

Juli Cordano had a terrifying first day at a new job.