Hollywood detective Paul Huebl has allegedly uncovered evidence including CCTV footage that could prove that Houston was the victim of an attack by two men sent to collect a drug debt.
The claims are made by Paul Huebl in a report for US publication the National Enquirer and reported in the Sun newspaper.
In the report he is said to have evidence that points to Whitney being a victim of high-powered drug dealers who sent thugs to collect a huge debt she owed for drugs.
He alleges that the day before her death Whitney was heard to say “I’m tired of this s***,” after taking a delivery of cocaine from the dealers.
Huebl is also said to believe that despite a coroner's report claiming there was no foul play, the signs on her body point to a different story,
Huebl claims that there is evidence of classic defence wounds that would have occurred while she was battling for her life are in the latest edition of the gossip magazine, which went on sale in the US today.
He also suggests that there were two mystery men seen trying to blend in with Whitney's entourage at the Beverly Hilton hotel, where she stayed in the days leading up to her death, and that on the day she died there was a 45-minute 'gap' where her alleged killers slipped in to her room and were caught on camera.
Huebl claims to have discovered the new information through a network of informants and says he is now handing the evidence over to the FBI in an attempt to have the case reopened.
The troubled singer was found dead in the bath tub at her room in the luxurious hotel on February 11 2012 is said to have owed around $1.5million to dealers.
Toxicology reports showed that the 48-year-old star died after she accidentally drowned due to the effects of chronic cocaine use and heart disease.
The LA county coroner's office reported that she had taken coke shortly before dying.
The coroners report also showed that she also had additonal drugs Benadryl, Xanax, marijuana and Flexeril present in her system at the time.
Tagged in Whitney Houston