One of the many deaths that shook the world was the death of singer Whitney Houston and the subsequent death of her daughter Bobby Kristina Brown three years later. 
When Whitney died in a Los Angeles hotel bathtub in 2012, an autopsy revealed that she had cocaine in her blood. Six years down the lane, the late singer’s ex-husband in an interview with Rolling Stone says he does not Whitney died from drugs.
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“I don’t think (Whitney) died from drugs.  She was really working hard on herself to try to be a sober person,” adding that she died from being broken hearted.
Bobby and Whitney were married from 1992 to 20o7.