In this Oct. 21, 2011 file photo, Anesthesiology expert Dr. Steven Shafer holds an intravenous line as he is cross examined by Ed Chernoff, a defense attorney for Dr. Conrad Murray, background right, during Murray's involuntary manslaughter trial in Los Angeles. The final weeks of Dr. Conrad Murray's trial have hinged on the competing theories of Shafer and his colleague, Dr. Paul White. Murray has pleaded not guilty and faces four years in prison and the loss of his medical license if convicted of involuntary manslaughter in Michael Jackson's death. (AP Photo/Reed Saxon, Pool)
October 31, 2011 4:39:17 PM PDT
By LINDA DEUTSCH AP Special Correspondent
LOS ANGELES (AP) - October 31, 2011 --
The doctor charged in Michael Jackson's death says he hasn't made a final decision about whether or not he will testify in his own defense.