Lawyer : Murray told investigators that he tried for nine hours to get Jackson to sleep the day he died , starting at 1:30 a.m. Dr. Murray did not cause Jackson fatal overdose . Murray was given propofol to help Jackson sleep . Sheriff : Someone else may have caused Jackson 's death . Autopsy report said it is unlikely Jackson injected himself .
Lawyer : Dr. Murray did not cause Jackson fatal overdose . Murray was given propofol to help Jackson sleep . Sheriff : Someone else may have caused Jackson 's death . Autopsy report said it is unlikely Jackson injected himself .