Video recording released today reflects frantic activity after Houston died . ` ` I need paramedics , '' says the hotel security guard who found Houston in the bathtub . A woman in Houston 's room was ` ` pretty much out of it , '' the guard tells the dispatcher . Spiller said for that level of cocaine to be in Houston 's body , `` we 're talking about approximately half a gram of cocaine having been possibly ingested within 30 minutes to 90 minutes before her death . Beverly Hills police respond with coroner 's report that Houston 's death was accidental drowning .
Video recording released today reflects frantic activity after Houston died . ` ` I need paramedics , '' says the hotel security guard who found Houston in the bathtub . A woman in Houston 's room was ` ` pretty much out of it , '' the guard tells the dispatcher . Beverly Hills police respond with coroner 's report that Houston 's death was accidental drowning .