Transcript for Whitney Houston: Cause of Death Unknown
We have concluded the autopsy on this. Whitney Houston the LA county coroner is just waiting for test results that will show which drugs were in Whitney Houston's system. And in what amounts before they declare a calls of death. What they know for sure is the prescription pills like anti anxiety beds and sedatives. Were found in her hotel room and that she was found by her hairdresser. Conscious. Under water she was. Found in the bathtub. And that was put out by Beverly Hills PD I believe somebody remove -- from the bathtub. And the paramedics did CP -- The night before she died this was Whitney Houston's singing in a voice -- before her could match. That night at a club with her friend Kelly Price. Price as Houston seemed normal. When I saw Whitney Thursday night she was happy she was celebrated -- she looked fine but later there are photos of Houston leaving that club. Blood on her legs scrapes on her wrists witnesses describe -- as incoherent. And in need of help walking. -- -- and if any. Prescription drugs or. Illegal drugs were found would be found in her system. So that that's what we will be looking for -- Houston's family released a statement today saying we are devastated by the loss of our beloved Whitney. This is an unimaginable tragedy and we will miss her terribly. We appreciate the outpouring of love and support. From her fans and from her friends Houston's eighteen year old daughter Bobbi Kristina Brown was briefly hospitalized. Well. Released later in the day there is no way around this. We've had a death enough and the Grammy Awards ceremony tonight stars from this guy Houston herself once dominated celebrated the brilliance of Houston's gift. The purity and power over singular talent. With a tribute -- rollicking remembrance. You.
This transcript has been automatically generated and may not be 100% accurate.