4 rescued from stuck roller coaster in Riverside

RIVERSIDE, Calif. -- Four people were rescued from a stuck roller coaster in Riverside.

It happened Saturday on the Screaming Demon ride at Castle Park on Polk Street, just off the 91 Freeway. The riders were about 30 to 35 feet in the air when the roller coaster malfunctioned.

It took firefighters about an hour to rescue the passengers. No one was injured.

It was unclear why the ride broke down.