
Dr Conrad Murray's involuntary manslaughter trial in Los Angeles. A photo of late pop star Michael Jackson's kitchen is presented by the prosecution during Dr Conrad Murray's involuntary manslaughter trial in Los Angeles September 29, 2011. REUTERS/Al Seib/Pool

This image taken from the prosecution courtroom evidence screen purports to show Michael Jackson lying on a hospital gurney in the screen grab from pool video during opening arguments in Dr Conrad Murray's trial in the death of pop star Michael Jackson in Los Angeles September 27, 2011. REUTERS/CNN/Pool

This image taken from the prosecution courtroom evidence screen purports to show Michael Jackson lying on a hospital gurney during opening arguments in Dr Conrad Murray's trial in the death of pop star Michael Jackson in Los Angeles September 27, 2011. REUTERS/Al Seib/Pool

This image taken from the prosecution courtroom evidence screen purports to show Michael Jackson lying on a hospital gurney in the screen grab from pool video during opening arguments in Dr Conrad Murray's trial in the death of pop star Michael Jackson in Los Angeles September 27, 2011. REUTERS/CNN/Pool

Prosecution exhibit is projected on the screen that shows the body of Michael Jackson during the Conrad Murray involuntary manslaughter trial at Superior Court, September 27, 2011 in Los Angeles. 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/Pool)

A bottle of propofol and an IV bag found at Michael Jackson's home is shown in this frame grab from prosecution evidence video, during Dr Conrad Murray's trial in the death of pop star Michael Jackson in Los Angeles September 29, 2011. REUTERS/CNN/Pool

Deputy District Attorney David Walgren holds a bottle of propofol introduced as evidence as he questions Alberto Alvarez, one of Michael Jackson's security guards, during Dr Conrad Murray's trial in the death of pop star Michael Jackson in Los Angeles September 29, 2011. REUTERS/Al Seib/Pool

A slide of the bed where pop star Michael Jackson died is presented as evidence during the prosecution's opening arguments in Dr Conrad Murray's trial in the death of Jackson in Los Angeles September 27, 2011. REUTERS/Al Seib/Pool

A slide image of a bathroom in Michael Jackson's home is presented as evidence during the prosecution's opening argument in the Dr Conrad Murray involuntary manslaughter trial in the death of pop star Michael Jackson in Los Angeles, California, September 27, 2011. REUTERS/Al Seib/Pool

A video frame grab of a prosecution slide projected on the screen shows two images of Michael Jackson, one dancing on June 24, 2009 and one showing his body on a gurney on June 25, 2009 during the prosecution's opening argument in the Dr Conrad Murray trial in the death of pop star Michael Jackson in Los Angeles, California, September 27, 2011. REUTERS/Al Seib/Pool

This image taken from the prosecution courtroom evidence screen purports to show Michael Jackson lying on a hospital gurney during opening arguments in Dr. Conrad Murray's trial in the death of pop star Michael Jackson in Los Angeles September 27, 2011. REUTERS/Al Seib/Pool

A photo of Michael Jacksomn's kitchen presented by the prosecution during Conrad Murray's involuntary manslaughter trial at the Los Angeles Superior Court on September 29, 2011 in downtown Los Angeles, California. Murray is charged in the death of singer Michael Jackson who died of an overdose of prescription drugs, including propofol and lorazepam, in June of 2009. (Photo by Al Seib-Pool/Getty Images)