Tupac Shakur's 1996 murder was an "act of revenge," prosecutor tells jury in trial of accused mastermind  CBS NewsA Compton gang war and bitter revenge plot led to Tupac Shakur’s slaying, D.A. says  Los Angeles TimesTrial begins for former gang member accused of orchestrating Tupac Shakur's murder  NPRLos Angeles gang leader masterminded Tupac's drive-by killing, prosecutor tells jury  ReutersTupac Shakur Murder Trial Begins With Revenge Motive and Defendant’s Own Words  The New York Times