In the light of contradictory police stories, the family of the couple who died hired an independent forensics firm to document the evidence at the home at 7815 Harding Street. The independent investigation took place after forensic data collection done by the local government authorities.
The independent investigators invited the Texas Rangers and the Harris County Institute for Forensic Science to attend the investigation. Both declined the invitation. The independent investigation findings were released on 14 May 2019. On 24 July 2019, family attorney Mike Doyle presented the findings in court.
Rhogena Nicholas, was a supporter of President Trump. Her husband, Dennis Tuttle was a Navy veteran. They had no criminal records. They lived in their home in Houston for 20 years and were married for the same 20 years.
A narcotics investigator, Officer Goines, obtained a warrant to raid their home. According to Police Chief Acevedo and abc13.com, on 13 February 2019, the warrant was based on lies.