NATALIE ALLEN, CNN ANCHOR: An 18-year-old college freshman is being held without bail in Santa Barbara, California, after allegedly plowing his car into a crowd of people on a busy street, then trying to run away. Four people were killed. A fifth is severely injured, and police want to know whether the driver did it on purpose.</s>ALLEN (voice-over): David Edward Attias, in the moments after his black Saab allegedly roared down the bustling street near UC-Santa Barbara, side-swapping cars and hitting five pedestrians, three of them college students like himself. This home video shows the chaotic confrontation between Attias and the bystanders and witnesses who held him until police took him away. Some witnesses tell a Santa Barbara that Attias shouted, "I am the Angel of Death" while being arrested. Without getting into specifics, police acknowledged they're looking into the possibility this was no accident. Over the weekend, this street in Isla Vista (ph), adjoining the UC campus, was transformed again as students, friends even strangers came to grieve.</s>UNIDENTIFIED FEMALE: Very shocked and just shaken by it. We're all -- everybody is shaken from it.</s>UNIDENTIFIED FEMALE: It went from a carefree feeling of, you know, a weekend mood to kind of the sobering effect of that, you know, we're not invincible and anything can happen at any time. It was very humbling.</s>ALLEN: Away from the crash site, one victim's father shared his heartbreak.</s>TONY BOURDAKIS, VICTIM'S FATHER: We're devastated, the family. Our son was a really good, good boy and he would sit there and you watched on TV, and you see your son's -- you see these bodies in the street, and you know that your son is one of them underneath the...</s>ALLEN: Attias was booked for investigation of felony drunken driving and vehicular homicide. Authorities say it could be a week before the blood tests reveal whether drugs and/or if alcohol were factors in the crash.
California Teen Kills Four in Auto Accident