6.0-magnitude earthquake causes damage California's Bay Area

California Earthquake

Nina Quidit cleans up the Dollar Plus and Party Supplies Store in American Canyon, California, after an earthquake, Aug. 24, 2014.

A man photographs damage to a post office in Napa, Calif., following an earthquake, Aug. 24, 2014.

A reporter surveys the scene of a building collapse following a reported 6.1 earthquake in Napa, California, Aug. 24, 2014.

People look at a damaged building with a top corner exposed following an earthquake in Napa, California, Aug. 24, 2014.

The top corner of a building is exposed following an earthquake in Napa, California, Aug. 24, 2014.

Bricks are in the street after a building was damaged during an earthquake in Napa, California, Sunday, Aug. 24, 2014.

Jean Meehan looks over the damage to her JHM Stamp and Collectibles store following an earthquake in Napa, California, Aug. 24, 2014.

Jorge Sanchez looks over damage to the main post office following an earthquake in Napa, California, Aug. 24, 2014.

Bricks and fallen rubble cover a car with the old courthouse in the background following an earthquake in Napa, California, Aug. 24, 2014.

People walk past a tumbled mannequin and broken storefront window on First Street following an earthquake in Napa, California, Aug. 24, 2014.

This photo provided by Lyall Davenport shows damage to a building in Napa, Calif. early Sunday, Aug. 24, 2014.