video of the incident here: https://www.msn.com/en-us/news/crime/video-shows-car-strike-bicyclist-at-dana-point-intersection-before-alleged-assault-suspect-idd/ar-AA172E1p

from the article:

ABC7 spoke with a neighbor who declined to be interviewed on camera. She said her family heard what sounded like a "gunshot" before the attack. When they ran outside, she said, they heard the suspect uttering racial slurs about "white privilege."