A former prosecutor who has also defended doctors in medical malpractice cases involving anesthesia said prosecutors would face `` a very , very severe uphill battle '' when charging a doctor with manslaughter . ` ` We wanted some additional information , '' chief investigator Ed Winter said . He had said it completed ` ` thorough '' report into Michael Jackson 's death . Winter did not say what prompted the second report or its conclusion . ' Arnold Klein , Jackson 's psychiatrist , has been giving him dangerous drugs .
` ` We wanted some additional information , '' chief investigator Ed Winter said . He had said it completed ` ` thorough '' report into Michael Jackson 's death . Winter did not say what prompted the second report or its conclusion . ' Arnold Klein , Jackson 's psychiatrist , has been giving him dangerous drugs .