Kentucky cave rescue

Tour guide Peggy Nims hugs a friend after she made it out of Hidden River Cave on May 26, 2106. A group trapped by flash flooding on a field trip to the Kentucky cave Thursday walked through neck-deep water to get to safety, authorities said.

Rescued people at house next to Hidden River Cave on May 26, 2106. A group trapped by flash flooding on a field trip to the Kentucky cave Thursday walked through neck-deep water to get to safety, authorities said.

Becca Dozier, middle, takes off her helmet after having been rescued from Hidden River Cave on May 26, 2106. A group trapped by flash flooding on a field trip to the Kentucky cave Thursday walked through neck-deep water to get to safety, authorities said.

Abby Harmon, 27, of Knoxville, Tenn., checks her phone after being rescued from Hidden River Cave on May 26, 2106. A group trapped by flash flooding on a field trip to the Kentucky cave Thursday walked through neck-deep water to get to safety, authorities said.