Who killed Tupac? Three decades later, we may get some answers

New details about the 1996 killing of Tupac Shakur could be revealed in a murder trial set to begin in Las Vegas this week Duane "Keffe D" Davis, who police accuse of orchestrating the rap icon's murder, has pleaded not guilty. The case is one of hip hop's most enduring mysteries and Davis is the only person to have faced charges over Shakur's death.