Police: Mayville shooting suspect dies of injuries, identified

Four shot at Mayville senior apartments

The 72-year-old suspect in a Mayville senior apartment complex shooting last month has died as a result of a self-inflicted gunshot wound sustained during the incident, Mayville police announced on Friday, Oct. 2

Police said Dennis Tollkuehn was the sole suspect in the Sept. 16 shooting that unfolded and injured three others at the Spring Glen Apartments.

4 shot near Horicon and Clark in Mayville

4 shot near Horicon and Clark in Mayville

The three victims are still recovering from their injuries at area hospitals.

The Wisconsin Department of Justice identified the victims as two white women, ages 64 and 53 and an Asian-American man, 67.

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According to the DOJ, the 72-year-old approached the victims -- all four knew each other -- in a parking lot around 7:30 p.m., and there was an argument.

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DOJ: 72-year-old shot 3, then himself at Mayville senior apartments

All four people who were shot were taken by helicopter to trauma centers following life-saving measures at the scene.

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The tight-knit Mayville community came unraveled on Thursday after a gunman opened fire on residents of Spring Glen Apartments.