the chuck e. cheese's massacre had taken place, javad and vivian were stopped at a red light when a car pulled alongside and someone opened fire. >> gunmen attacked this car with bullets, killing javad marshall-fields and vivian wolfe. >> finding out that i had lost my son, it was the most devastating event that i have ever experienced in my life. i was very, very angry. i was very upset. and so i went straight to the police department and started asking questions. >> javad had witnessed a friend's murder at a barbecue the summer before, and despite receiving death threats, javad had decided to testify in court against the accused killer. >> he felt like it was the right thing to do because he saw his best friend get shot down in cold blood. >> javad was murdered five days before the trial was set to begin. >> months later, sir mario owens and robert ray, who'd both been