206 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.
Description
See any errors? Let us know!Michael Tenneson: A Detailed Account of His Crimes
Early Life and Background
Michael Tenneson was born on November 21, 1959, in Holmen, Wisconsin. Details about his early life are limited, but his later actions would mark him as a notorious figure in criminal history.The 1987 Wisconsin Murders
On a fateful night in 1987, in La Crosse, Wisconsin, Tenneson committed a brutal triple homicide. The victims were:- Lila Bush, 73 years old, murdered on March 20, 1988.
- Kenneth Bush, 33 years old, murdered on March 20, 1988.
- Debra Reget, 35 years old, murdered on March 20, 1988.
Flight and Further Crimes in Colorado
After the Wisconsin murders, Tenneson fled to Colorado. There, he continued his violent spree, committing two additional murders during a poker game. The victims were:- Jeffrey Sheffield, 23 years old, murdered on May 20, 1988.
- Mitchell Gonzales, 22 years old, murdered on May 20, 1988.
Victims
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Confirmed Victims: (5)
Lila Bush Age: (73), Date of Death: 1998-03-20 ...View 4 additional victims
Links to Additional Sources (7)
See any mistakes? Let us know!Killer's Details
Michael
Tenneson
November 21, 1959 (age 65) Holmen, Wisconsin, United States
Michael Leith
Male
White
Murder
Life imprisonment
5
1988
Wisconsin, Colorado
1988
07/11/2025










