The latest incident took place over the weekend when frightened drivers told the news channel that they had been surrounded, cut off in traffic and blocked from intersections and moving on I-95 in New Haven and surrounding roadways.
Drivers also reported similar incidents in West Haven near the beach, News 8 said.
One driver told the news channel that her car was surrounded by dirt bikes for more than five minutes and she was prevented from moving.
West Haven and New Haven police did not respond to requests for information.
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