Oakland police are investigating several sideshows that broke out across the city early Sunday morning.

When officers arrived at one scene, sideshow participants would then move to another location, police said Monday.

During a sideshow at 41st and Howe streets near Piedmont Avenue, one car was set on fire in a scene that was widely documented via photos and videos posted on social media websites.

Officers wrote 21 citations and towed four vehicles, according to police, who didn’t say exactly how many sideshows they responded to, where the sideshows were or what the timeline for their response was.

Officers are working to identify additional vehicles that participated in the loud, chaotic events.

“Once identified, investigators may go to the homes where the vehicles are registered and

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