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.

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.

Police suspected one of the missing grandchildren might have been responsible for the murders.

Investigators found multiple victims at the scene.

No one heard from the Dutchers for several days.

New Year’s in a tiny town, Joanna and Carl Dutcher ring in the year with their grandson. Days later, they are found violently killed. The hunt for the killer leads police to a sinister group that threatens the entire community.

On Christmas Eve in a quiet town, elderly couple Bob and Idella Young are brutally slain at home. A bloody glove found at the crime scene has the killer’s DNA, but no one matches the sample. How do detectives solve this mystery?

Police respond to a call that bodies were found in a nearby home.

Investigators learned something strange when they started talking to neighbors and friends.

Investigators found some strange wounds on the victims.

Was the killer working at the regional slaughterhouse?

As the holidays begin, fire fighters respond to a house fire and make a gruesome discovery. Three people have been shot dead inside. A nationwide manhunt takes authorities through Christmas, as they pursue the heavily armed murderer.

The members of the Rye Fire Department were called to respond to a house fire.

Three people were initially found dead in the house fire.