Passengers stuck on top of roller coaster

A roller coaster ride lasted much longer than expected for people at an Oklahoma theme park.Some riders on the Silver Bullet at Frontier City in Oklahoma City had to wait about 40 minutes to be rescued after the ride suddenly stopped.More than a dozen people were on the coaster when it stopped a reported 83 feet in the air Thursday afternoon.At least two of the riders were sixth graders there for the park's outdoor classroom days.Park staff and firefighters put passengers in harnesses and walked