San Ramon December 27, 2023 3:28 pm Watch: Update on San Ramon hazardous materials incident A fire official provides an update on the San Ramon hazardous materials incident. US & World Videos 2:29 Advocates raise concerns over service closures at Regional Medical Center in South Bay 0:35 Man arrested on suspicion of killing his mother in San Jose, police say 0:27 Police activity in Belmont neighborhood 2:36 Increased security at graduations after shooting at Oakland's Skyline High School 3:50 Marin County puts limit on short-term rentals