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GLEN JEAN, W.Va. (KDKA) — A Pittsburgh man has gone missing while visiting the New River Gorge National River in West Virginia.

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According to the National Park Service, the West Virginia State Police and park rangers are searching for 56-year-old George Gross from Pittsburgh.

(Source: National Park Service)

Gross’s family told officials he was in Beckley, West Virginia, last Friday, Jan. 12, and wanted to go for a hike in the park.

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He and his vehicle have not been seen since.

Gross was driving a 1998 two-door, silver Dodge Ram 4×4 pickup truck with the Pennsylvania license plate YDA-1398. There was also a red vanity plate on the front with the words “Semper Fi.”

(Source: National Park Service)

Gross, a retired Pittsburgh firefighter, is 6-feet-1-inches tall and about 210 pounds with strawberry blonde hair and blue eyes. He has a tattoo on his left arm of a bulldog with the letters “USMC” underneath.

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Anyone with information on his whereabouts is asked to call Crimestoppers of West Virginia at 304-255-STOP (7867).