From CBS 13 News Officials at the nation’s tallest dam unleashed water down a rebuilt spillway Tuesday for the first time since it crumbled two years ago and drove hundreds of thousands of California residents from their homes over fears of catastrophic flooding. Water will rush down the spillway and into the Feather River as storms this week and melting snowpack are expected to swell the lake behind Oroville Dam in the foothills of the Sierra Nevada, said Molly White, principal engineer with the California Department of Water Resources. (more)