HUNTINGTON, UT - AUGUST 16: An Emery County ambulance leaves the Crandall Canyon coal mine August 16, 2007 near Huntington, Utah. Several ambulances and a MEDEVAC helicopter arrived at the mine in the evening as rescuers were injured during a collapse as they searched for six coal miners trapped 1,500 feet beneath the surface at the Crandall Canyon coal mine after an August 6 cave-in. (Photo by Justin Sullivan/Getty Images)
A big rig accident in Fort Worth has left the cab of an 18-wheeler dangling over an interstate ramp and a fire truck ladder being used in the rescue.
The fate of the truck driver was not immediately known early Thursday. Crews also worked to see if anyone had been trapped in a car believed part of the accident.
The cause of the pre-dawn wreck is sought. Traffic was being diverted.
Further details were not immediately available.