Leaning as far over as she dared, she peered under the lake’s gently rippling surface. She could see all the way to the silt and rock bottom but couldn’t discern a black rectangle protruding from it. The phone was gone. “Stupid, stupid,” she muttered. “Where is it?” She risked leaning even farther, searching beneath the canoe but the old wooden vessel creaked in protest and tilted perilously, threatening to capsize. She s...