A Saturday morning power outage in San Pablo is being investigated by PG&E.  San Pablo police said in an advisory at about 8 a.m. that the outage was impacting areas around Rumrill Boulevard, 23rd Street, San Pablo Avenue and Road 20.  Police said the utility expected restoration by 12:30 p.m. Saturday.  GOOD NEWS Apr 29 ‘They are heroes': Off-duty nurses help save man who collapsed on East Bay basketball court Oakland Apr 30 Moped rider killed in crash on I-80 in Oakland At least 500 customers and as many as 4,999 were impacted as of 9 a.m., according to PG&E’s live outage map.  The police department reminded drivers to treat inoperable traffic signals as stop signs during a power outage.