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Police: Mayville gunman who shot 3 people before shooting himself succumbs to injuries

Posted at 4:42 PM, Oct 02, 2020
and last updated 2020-10-02 17:42:10-04

MAYVILLE — The man accused of shooting three people before shooting himself at Spring Glen Apartments in Mayville on Sept. 16 has succumbed to his self-inflicted gunshot wound.

Dennis K. Tollkuehn, 72, remains the sole suspect in the shooting.

Mayville police said in an update Friday that the three victims are still being treated at area hospitals.

The three victims are identified as:

  • A woman, age 53
  • A woman, age 64
  • A man, age 67

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