Tupac murder trial: Cans the prosecution use the defendant's words against him?

Who killed Tupac Shakur? Three decades after the rap superstar was murdered in Nevada, a trial in Las Vegas intends to answer that question. 63-year-old Duane Davis is accused of orchestrating the drive-by killing. Kim Langtree, lecturer in Law and the University of Salford in the UK, has been follo…