LAPD asks state drug agents to probe seven Jackson doctors , one nurse . One doctor referred to medical board . May 19, 2009 - Los Angeles Times reports that the California Medical Board has opened an investigation into Dr. Michael Jackson's personal physician and a former nurse. She would not identify the doctor referred to the medical board or the others who were cleared . No evidence to support criminal prosecution . Dr. Conrad Murray already faces a criminal charge .
LAPD asks state drug agents to probe seven Jackson doctors , one nurse . One doctor referred to medical board . May 19, 2009 - Los Angeles Times reports that the California Medical Board has opened an investigation into Dr. Michael Jackson's personal physician and a former nurse. No evidence to support criminal prosecution . Dr. Conrad Murray already faces a criminal charge .