Here's a tip for campers on the go: Bring a flashlight when wandering in the woods. Jerry Mersereau, 23, learned that lesson the hard way when he trekked out in the dark to relieve himself and fell off a cliff in the Mt. Hood National Forest. Ouch. Tucked into his lawsuit (Jerry Mersereau v. United States of America) is this succinct description of his misadventure: "While finding a place to relieve himself, plaintiff walked off the unguarded and unprotected cliff falling approximately 20 to 30 feet to the creek bed below." Now Mersereau wants the U.S. government to pay for...