Michael Jackson’s

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LOS ANGELES: Michael Jackson’s cause of death will not be confirmed for several weeks, officials said, as attention turned to the possible involvement of drugs in the tragic King of Pop’s demise.As a global outpouring of tributes to the tortured icon showed no sign of abating, Los Angeles coroners began the task of trying to determine what caused the 50-year-old star to collapse and die at his home on Thursday.After an autopsy lasting several hours, Los Angeles County coroner’s spokesman Craig Harvey told reporters on Friday that examiners had found no evidence of “external trauma or foul play” on Jackson’s body.However Harvey said a cause of death had been deferred until the results of exhaustive toxicology tests were known, revealing Jackson was known to be taking “some prescription medication” before his death.“Those tests, we anticipate, will take approximately