A 10-million-ton pile of radioactive waste that has been polluting the Colorado River for decades will be moved under a plan announced yesterday by the U.S. Department of Energy. The decision comes after years of heated and emotional debate over what to do with the pile, which sits 750 feet from the river near the tourist town of Moab, Utah. The decision is being hailed as an environmental victory that will safeguard the drinking water of more than 25 million people, including most San Diego County residents. Energy Secretary Samuel Bodman notified the department's Office of Environmental Management of his...