SOUTH STRABANE TOWNSHIP, Pa. (KDKA) -First responders are on I-70 in Washington County after a FedEx tractor trailer went over a hill.

Dispatchers say a FedEx tractor trailer traveled off I-70 eastbound in South Strabane Township, going over a hillside and coming to a stop on Booth Road.

Fire and EMS crews are on scene, and the driver is being evaluated.

The crash is slowing down traffic on I-70 as crews work to clear the scene. Booth Road is currently blocked by the crash.

Stay with KDKA for the latest on this developing story.