PHOTOS: Riders tell of terrifying hours stuck on State Fair ride
Stratosphere stuck
Credit: Walt Zwirko / WFAA
Dallas police move crowds back on the Midway as work is under way to rescue two dozen people trapped on the Stratosphere ride.
Other Slideshows
Photos: Cars dumped into water when bridge collapses
New photos from ground zero of Moore tornado
Frank Davis in the fight of his life
Photos: Forbes' list of most powerful women 
Photos: Crowds rock out on beach at Hangout Fest
Oklahoma tornado leaves dozens dead, including many children
