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Case Description
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In the summer of 2020, in the small city of Florence, Colorado, a dispute between housemates would culminate in a fatal act of violence. On the evening of July 28th, 64-year-old John Achterkirch, a White male, was shot and killed in his own home. The events of that night were the tragic end to a period of escalating tension within the household.
Living with Achterkirch at the time were his niece, Danyelle Shatto, and her fiancé, 56-year-old Mark Nielsen. The situation grew strained after ...Read More
Living with Achterkirch at the time were his niece, Danyelle Shatto, and her fiancé, 56-year-old Mark Nielsen. The situation grew strained after ...Read More
Links to Additional Sources (10)
See any mistakes?Victim Details
John Achterkirch
Male
White / Caucasian
Florence
CO
2020-07-28
64
John
Achterkirch
11/14/2025







