Wisconsin officials are investigating the ride failure, which required firefighters to free those trapped ‘near the top of a loop’
Officials in Wisconsin are investigating how eight people became trapped upside down on a roller coaster – some of them for more than three hours – at a festival over the holiday weekend.
The nightmarish incident took place on Sunday at the Forest county festival in Crandon, a city of about 1,700 north-west of Green Bay.
