Amy`s autopsy fails to establish cause of death

New York: Amy Winehouse`s autopsy has failed to determine the cause of her death.

Police reportedly said that the singer`s autopsy took place on Monday at the St. Pancras Mortuary in London and it has not established the cause of death. The results will be determined in two to four weeks, after further toxicology tests are performed, reports people.com. The actress was found dead in her North London home July 23. IANS