CHICAGO (CBS) -- The Chicago Police Department is investigating a viral video showing women dancing and twerking on top of a police cruiser.
The cell phone video is all over social media.
It shows three women on the hood and roof of a Chicago Police SUV, as the vehicle slowly drives through a large crowd of cheering onlookers.
It's unclear where or when the video was recorded.
Police would only say they are investigating the incident.
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