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Man Charged With Attempted Murder After Deputy Katherine Frank Killing

By Drooid · Oct 13, 2026, 11:59 PM UTC · How we work

Summary

Deputy Frank Killed

Deputy Katherine Frank was killed after being shot during a home confrontation in Sioux Falls on Oct. 9, 2026.
Brandon Oetken, 39, faces three counts of attempted first-degree murder and three counts of aggravated assault on law enforcement.
If prosecutors add first-degree murder, Oetken could receive life without parole or the death penalty.
Frank’s death is the third officer shooting in Sioux Falls in two and a half years.

Summary

Frank Donates Organs

Deputy Katherine Frank donated her organs, completing a final act of service.
The Deputies Association ran a GoFundMe, managed by the office, for Frank’s family.
Frank served at South Dakota State Penitentiary from September 2022 until joining the sheriff’s office in June 2024.
A memorial at 320 W. 4th Street outside the Law Enforcement Center invites public tributes.
Mayor Christine Erickson and Governor Larry Rhoden posted Facebook condolences, joining statewide mourning.

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Deputy Frank Killed

Deputy Katherine Frank was killed after being shot during a home confrontation in Sioux Falls on Oct. 9, 2026.
Brandon Oetken, 39, faces three counts of attempted first-degree murder and three counts of aggravated assault on law enforcement.
If prosecutors add first-degree murder, Oetken could receive life without parole or the death penalty.
Frank’s death is the third officer shooting in Sioux Falls in two and a half years.

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