Transcript for Santa Monica Shooter Armed with 1,300 Rounds
The latest on that deadly shooting friday in santa monica. The gunman killed in the shootout has been identified as john zawahri as we are learning more about the arsenal he built up before the rampage. John schriffen has the story. Reporter: Investigators are sifting through the surveillance tape this morning trying to figure out what could have driven 23-year-old john zawahri to allegedly open fire in the streets of santa monica friday. Requesting assistance on shooter, multiple victims down. Reporter: Forcing terrified customers at this restaurant to duck. Police say zawahri seen in these high school yearbook photos is the same man seen in this newly released surveillance photo dressed in black and carrying a semiautomatic rifle. Police say he was carrying as many as 1300 rounds of ammunition. He's accused of killing five people before entering the santa monica college library where he was shot and killed by police. We want to express our condolences to the families of those who were killed by this cowardly murderer. Reporter: Police say the rampage began at a home neighbors say he shared with his father, this woman who lives next door did not want to go on camera. We heard about five or six gunshots but then I looked at the window and it was smoke. A lot of smoke. Reporter: Authorities say he killed his father and brother then burned the house down. Among the others he he allegedly killed 68-year-old carlos and his daughter marcela. The blessing is they went together. They loved each other very much. Reporter: For "good morning news, santa monica.
This transcript has been automatically generated and may not be 100% accurate.