Beaches from the border, up along the coast past Imperial Beach and Silver strand remain closed Saturday following a massive sewage spill and run-off after a construction accident south of Tijuana. Pumping stations were shut down after a 60-inch pipeline was damaged last week. According to a federal agency overseeing the operation, sewage flow across the canyon has been significantly reduced. MORE: https://www.cbs8.com/article/news/local/blown-pipe-in-tijuana-causes-sewage-spill-into-san-diego-water/509-18233f66-cb11-4b2f-84d8-ead108b1a47c