Damage to South Bay substation triggers power alert About 10,000 gallons of oil began leaking Tuesday morning from a transformer at a San Jose PG&E substation, which authorities said was vandalized, possibly damaged by gunfire. The damage prompted the California Independent Service Operator to issue a "Flex Alert" Tuesday at 10:30 a.m. for Silicon Valley because of the heavy damage at the substation on Metcalf Road. The agency asked everyone in Northern California, but especially in Silicon Valley, to conserve energy as crews are working to fix the substation's damaged equipment. Power is being rerouted as the work is being...