Police say the remains of a woman who fell into a sinkhole have been recovered four days after she went missing while searching for her cat.

Digging crews have resumed efforts to try to locate a woman who authorities fear died after falling into a sinkhole above an abandoned Pennsylvania coal mine.

The search for a woman who is believed to have fallen into a sinkhole in western Pennsylvania has become a recovery effort after two treacherous days of digging through mud and rock produced no signs of life.