On a summer day in Thompson Falls, Montana, the quiet community was shattered by a horrific and tragic event. On July 2, 1982, 65-year-old Frances Dorothy Cook Cunningham was found murdered in her home. A beloved member of the community, her violent death sent ripples of shock and sorrow through the small town. The initial investigation provided few answers, leaving a lingering sense of unease and many unanswered questions.
The tragedy deepened as it became apparent that Frances was not
the only victim that day. Four members of the Sexton family were also discovered to have been killed in Thompson Falls. The victims were identified as 39-year-old Linda Kay Cunningham Sexton, and her children, 18-year-old Deborah Kay Sexton, 16-year-old Robert George Sexton, and 8-year-old Michael Duval Sexton. The shared middle name of Linda Sexton suggested a possible familial connection to Frances Cunningham, compounding the mystery and the community's grief.
For years, the brutal murders of Frances Dorothy Cook Cunningham and the Sexton family remained unsolved, casting a long shadow over Thompson Falls. Law enforcement diligently pursued the case, but the trail grew cold, leaving the community to grapple with the lack of resolution and justice for the five lives tragically cut short. Despite the passage of time, the memory of that devastating day has not faded. In more recent years, a renewed focus on cold cases, bolstered by advancements in forensic technology, has offered a glimmer of hope that the person or persons responsible for this heartbreaking crime might one day be brought to justice. However, details of any subsequent developments in the investigation have not been publicly disclosed, and the case of who killed Frances Dorothy Cook Cunningham and the Sexton family remains a somber and unresolved chapter in the history of Thompson Falls.
