Defense Attorney J. Michael Flanagan, back, and Dr. Conrad Murray listen during cross-examination of Dr. Paul White (not pictured) in the final stage of Murray's defense during his involuntary ... more 

Defense Attorney J. Michael Flanagan, back, and Dr. Conrad Murray listen during cross-examination of Dr. Paul White (not pictured) in the final stage of Murray's defense during his involuntary manslaughter trial in the death of singer Michael Jackson at the Los Angeles Superior Court on Monday, Oct. 31, 2011 in Los Angeles. Murray has pleaded not guilty and faces four years in prison and the loss of his medical licenses if convicted of involuntary manslaughter in Jackson's death. (AP Photo/Kevork Djansezian, pool) less