bout 30% of San Francisco was blacked out Saturday, Pacific Gas & Electric Co. said, as a power outage grew to about 130,000 customers. PG&E spokesman Edgar Hoida said the cause of the outage was under investigation. PG&E's online outage status reported 124,555 customers without power, or 30.1% of San Francisco, at 6:44 p.m. Outages were first reported in the Inner Sunset neighborhood at about 9:40 a.m., affecting about 14,700 customers. At 10:10 a.m., more outages were reported impacting about 25,000 customers in the Richmond District, the Presidio, Golden Gate Park, Inner Sunset District, and near the Civic Center. Scattered...