Jurors have two theories of guilt to account for defendant Conrad Murray . Prosecutors say Murray 's use of propofol for Jackson 's death was criminally negligent . The defense says Murray gave himself the fatal overdose .
Jurors have two theories of guilt to consider for Dr. Conrad Murray . Prosecutors say Murray 's use of propofol for Jackson 's insomnia was criminally negligent . The defense contends Jackson gave himself the fatal overdose .