HARPERS FERRY, W.Va. (AP/KDKA) — A freight train derailed as it crossed the Potomac River near Harpers Ferry, West Virginia, sending two cars into the water and damaging a footbridge that is part of the Appalachian Trail on Saturday.

CSX said in a statement that there were no injuries early Saturday morning when seven cars in total derailed. CSX said all the cars were empty and no hazardous materials were involved.

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CSX said the cause of the derailment is under investigation and it will work swiftly to clean up and restore the area.

(Photo Credit: Harpers Ferry NHP Twitter)

The National Park Service said the derailment closed access to some parts of Harpers Ferry National Historic Park and the Chesapeake & Ohio National Historic Park.

Photos released by the park service showed damaged to a footbridge that’s attached to the CSX bridge and is a part of the Appalachian National Scenic Trail. The park service said that footbridge was closed indefinitely and referred hikers to the Appalachian Trail Conservancy for updates.

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