A naked women fled what she described as a massacre, naked through the snow, after being shot in the head. She said she needed to tell her story in case she died.

The Carr brothers' four victims' bodies were laid in the snow near an abandoned vehicle like a "movie set," a policeman recalls. "This is not something that happens in Wichita Cases," he says to himself.

Reporter Lori Fulbright says she has covered a lot of crime and is immune to much of it. The Bever brothers case, however, haunts her and makes her cry still. She recalls seeing them in the courtroom grinning and laughing with each other at trial.

No one walked away from the bloody Bever family home unscarred that day. Seasoned cops and reporters would have nightmares. One pretended the bodies were mannequins, but still hasn't shaken the memories.

The Carr brothers were involved in drugs, burglaries, and violence from a young age, growing up in an abusive, neglectful home. Cycles of prison and crime sprees consumed them, and eventually they became something society found "despicable," an attorney says.

S1/EP4 Police recall the scene at the Bever home, finding a teenage girl screaming, "Help me!" She had been stabbed, but survive. She's a "warrior ... just incredible," one officer says. Unfortunately, the rest of the family was not so lucky.

S1/EP4 The Bever family was quiet and normal, friends recall. Brothers Robert and Michael liked video games, but also had an interest in shooting rampages.

S1/EP4 Robert and Michael collected body armor and knives, disturbing their sister. Their parents wrote their behavior off as boys being boys, even as they planned to become famous spree killers.

S1/EP3 People often thought Matthew Williams might be gay. He was taught from childhood that homosexuality was wrong, and wrestled with self-loathing, until he finally lashed out at a happy, content gay couple.

S1/EP3 While awaiting trial, Matthew had a recorded conversation with his mother. She asked him if he "killed two homos". He asked her in response "why do you think I wouldn't do that?"

S1/EP3 The Williams brothers were raised in a fiery Old-Testament home with a father who shouted scripture on the street and believed God commanded his people to smite those who broke his laws.

S1/EP3 Newspaper clippings in the Williams brothers' home linked them to a series of synagogue and abortion clinic fires in Sacramento. Authorities were looking for suspects with ties to hate groups.

S1/EP3 The Williams brothers sold vegetables they grew at a farm stand, and were friendly with openly gay couple Gary Matson and Winfield Mowder. Their relationship may have torn at one of the brothers, who was conflicted about his own sexuality.

S1/EP2 Tracy Harmon recalls how details were sketchy at first, the night of the Stovall brothers' rampage. She didn't have a cell phone yet, so she called in to her editor with what she knew: A sheriff's deputy had been shot, and the perps were on the loose.

S1/EP2 Cpl. Toby Bethel was shot four times by the Stovall brothers during their rampage. His wife remembers how he was "wrapped up like a mummy," and how devastated she was when she learned that Toby would be paralyzed.

S1/EP2 Undersheriff Derek Irvine recalls seeing his friend, Deputy Jason Schwartz's body after the Stovalls had emptied their weapons into him. His widow remembers being told, "Don't touch him ... he's evidence."