This LA Times article says it was a law enforcement aircraft: https://www.latimes.com/california/story/2020-10-16/is-someone-really-flying-around-lax-in-a-jet-p

This LA Times article says it was a law enforcement aircraft: https://www.latimes.com/california/story/2020-10-16/is-someone-really-flying-around-lax-in-a-jet-pack https://www.latimes.com/california/story/2020-10-16/is-someo...