UNITY TOWNSHIP, Pa. — Crews will return to the abandoned coal mine in Unity Township Friday and start to drill holes in the ground — about 40 feet deep — to send cameras and drones down into the mine ...

Old coal mines aren’t just relics of the past - they’re full of risks, mystery, and sometimes hidden beauty. In this video, we venture into a long-abandoned coal mine known for unstable ground and ...

Elizabeth Pollard died in December after falling into a sinkhole at an abandoned mine in Unity Township, Westmoreland County. Action News Investigates has learned there are dozens of other abandoned ...

UNITY TOWNSHIP, Pa. (AP) — The team looking for a missing Pennsylvania woman believed to have fallen into a sinkhole has determined that an abandoned coal mine is too unstable for people to safely ...

Digging crews resumed work early Thursday in the effort to locate a woman who authorities fear died after falling into a sinkhole above an abandoned Pennsylvania coal mine. Fewer than a dozen ...

Decades after underground coal mining all but ended in Eastern Pennsylvania, residents of certain areas continue today to face a hidden danger: mine subsidence. Gaping holes sometimes open without ...