Officials on Wednesday said a sinkhole in western Pennsylvania is now more dangerous and unstable after a missing woman reportedly fell through it while babysitting her granddaughter. "The integrity of that mine is starting to become compromised,

Pennsylvania crews are continuing to search for Elizabeth Pollard, 64, who was last seen in Marguerite, Pennsylvania on Dec. 2. She is believed to have fallen into a sinkhole while looking for her lost cat,

An abandoned coal mine is too unstable and unsafe for rescuers looking for a 64-year-old Pennsylvania woman who may have been swallowed by a sinkhole.