November 9, 2009 5:20 pm Caltrans Defends S-Curve Safety A Hayward man was killed Monday morning when the big-rig he was driving went out of control and plunged over the side of the Bay Bridge. US & World Videos 2:48 Forecast: Gradual warming trend 1:25 Bay Area high school seniors honored with Dave Goldberg Scholarship 1:10 Bay Area app monitors problems for people living with Parkinson's 0:26 Kaiser Permanente data breach may have affected millions 1:35 Kari's forecast: Gradual warming trend