Workers with PG&E survery the neighborhood that was rocked with a deadly gas explosion September 13, 2010 in San Bruno.
After the 2010 natural gas explosion that killed eight people in San Bruno, state regulators ordered utilities to upgrade their pipelines. Pacific Gas & Electric is first up in a series of hearings with the California Public Utilities Commission to go over the details of how to proceed -- and how to pay for the work. Reporter: Peter Jon Shuler
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