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Several rides after the unveiling of Six Flags Great Adventure's newest roller coaster on Thursday, the ride was shut down for the day. The maintenance team worked to fix a car on The Joker, the park's new 4D, free-fly coaster, for several hours after two riders got stuck. But, shortly before 3:30 p.m., officials decided to close The Joker down for the day.
Read more from NJ.com.