Rolling Stone: Sharon Satterfield, a grandmother of six in Charleston, West Virginia, doesn't touch the water. "It's still not all right," she says, standing in her son's modest ranch-style house, almost two months after a toxic chemical spill shut down the drinking water supply of 300,000 residents in and around the state capitol -- one of the largest incidents of drinking water contamination in U.S. history. At the time, state authorities banned the use of tap water for everything except flushing toilets and...