how did layne staley die
Layne Staley Died From Mix Of Heroin, Cocaine, Report Says. Autopsy, toxicology reports determine Alice in Chains frontman died April 5, two weeks before his body was found. Alice in Chains' Layne Staley died from a mixture of heroin and cocaine, an autopsy and toxicology report revealed Monday. Laboratory results determined the singer died April 5, according to a spokesperson for the King County medical examiner's office, the same day fellow grunge pioneer Kurt Cobain committed suicide in 1994.