In a one month span during the winter of 1969, the city of Cambridge, Massachusetts was set on edge after two violent attacks on women while they slept in their beds challenged the very sense of safety residents thought they had in their own homes.

When investigators in Alachua County, Florida discovered the remains of two people among the charred ruins of a burned down shack and a letter in a nearby car that seemed to explain the entire scene, police in two states thought they were on the brink of closing a multiple murder case that started all the way north in New Hampshire.

When a fire engulfed the residence of esteemed local innkeepers, reducing it to ashes and laying bare the gruesome aftermath of a double homicide, the tight-knit village of Jackson, New Hampshire found itself grappling with an unimaginable tragedy.

When an elderly couple was found murdered inside their Danby, Vermont home in the fall of 1989, it had residents of the small town looking over their shoulders and double-checking their door locks at night.

When a 10-year-old girl didn’t come back from a quick trip to the store on a cold January night in 1988, her family and the Pawtucket, Rhode Island community searching for her feared the worst.

On the night of July 4, 1980, an evening of celebrations in the rural town of Anson, Maine ended in the murder investigation of a young local mother.

16-year-old Ashley Turniak died on the side of the highway in Massachusetts during a busy weekday morning commute.

When a young mother and her 6-month old son were found dead in their car one September night in 1996, no one could fathom the senselessness of ending two young lives with still so much ahead of them.

When Ralph Robbins went missing in 1993, his disappearance seemed to be forgotten almost as soon as it was reported.

In March of 1978, the small town of Warren, Rhode Island was sent into a tailspin after a well-known member of their community was shot to death just days after his business burned to the ground.

Nearly four decades after a Connecticut flight attendant and mother disappeared without a trace, investigators don’t seem any closer to solving the mystery.

On a crisp fall day in October of 1991, Patricia Scoville set out for a bike ride on the scenic Moss Glen Falls trails in Stowe, Vermont.