Damage to the roof of a home is shown as emergency workers survey damage from a fire caused by an explosion in a mostly residential area in San Bruno, Calif., Monday, Sept. 13, 2010. The explosion ... more 
Damage to the roof of a home is shown as emergency workers survey damage from a fire caused by an explosion in a mostly residential area in San Bruno, Calif., Monday, Sept. 13, 2010. The explosion prompted California regulators to order the utility, Pacific Gas and Electric, to survey all its natural gas lines in the state in hopes of heading off another disaster. less 
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Associated Press | Photo By Jeff Chiu
Sat, Sep 18, 2010 3:23 AM EDT