GARNER, N.C. (WNCN) — The mother and family of the teens murdered in a Garner arson and murder investigation have filed a complaint against a Wake County Sheriff's deputy for "failure to properly investigate."

The investigation began the morning of June 24, when first responders from the Garner Fire Department arrived at a house on Rand Road in Garner. During a search of the home, firefighters found the bodies of River Collins, 15, his brother Jet, 13, and their father, Shannon Collins.

An autopsy revealed the teens' cause of death was not fire related, and showed the brothers and father had been shot.

The complaint document, filed by the teenager's mother Kerrith McDowell and other family members, claims the deputy sent to the Garner home the day before the fire did not conduct a prope

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