Voices echoed among the rocks — advice from those who'd reached to bottom mixed along with some good-natured t

Voices echoed among the rocks — advice from those who'd reached to bottom mixed along with some good-natured teasing, laughter with arguing... Suddenly, a stone slipped from under someone's foot and fell right toward the heads of those already on the ground! Oh, poor ! He had just started taking a drink of water and wasn't paying attention...