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NewsPlant City ObserverAugust 13, 2026Hillsborough County

Plant City Police Department concludes investigation into quadruple homicide as murder-suicide

Photo: Plant City Observer

The Plant City Police Department has officially classified the deaths of four family members as a murder-suicide following a three-month investigation. Investigators determined that Haley Dempsey killed her mother and her two young daughters before taking her own life.

Public SafetyLaw EnforcementCrimePlant City
Read the full story at Plant City Observer

Why It Matters

This conclusion provides a final official determination regarding the circumstances of a high-profile local tragedy that occurred three months ago.

Key Facts

  • The Plant City Police Department concluded a three-month investigation into the deaths of four family members.
  • The incident has been officially ruled a murder-suicide.
  • The victims included a grandmother, a mother, and two children aged 4 years and 4 months.
  • Police identified Haley Dempsey as the individual who killed her mother and two daughters before dying by suicide.

Who's Mentioned

OrganizationPlant City Observer“The news outlet reporting the story.”OrganizationPlant City Police Department“The law enforcement agency that conducted the investigation.”locationPlant City“The community where the incident occurred.”PersonHaley Dempsey“Identified by police as the perpetrator of the murder-suicide.”