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Case Description
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On the morning of April 1, 2019, the quiet city of Mandan, North Dakota, was shaken by a grim discovery at a local business. Inside RJR Maintenance and Management, police found the bodies of four individuals in what would become known as one of the state's most horrific crimes. Among the victims was Lois Ann Cobb, a 45-year-old White female who worked as an account specialist at the company. She was found alongside her husband, William Cobb, 50, who was a maintenance supervisor, the business own ...Read More
Links to Additional Sources (11)
See any mistakes?Victim Details
Lois Cobb
Female
White / Caucasian
Mandan
ND
2019-04-01
45
Lois
Cobb
Yes
11/05/2025







