(AP File Photo/Reed Saxon, Pool) In this Thursday, Oct. 20, 2011, photo, anesthesiology expert Dr. Steven Shafer demonstrates the use of propofol after placing a bottle of the drug in an empty saline bag during Dr. Conrad Murray's involuntary manslaughter trial for Michael Jackson's death in Los Angeles. Jackson died 10 years ago at his Los Angeles home after receiving a lethal dose of the drug intended for use only during surgery and other medical procedures _ not for insomnia.