A Twitter user took this photo that purports to show serious damage to a building in Napa - a city around three miles (5km) from the epicentre of the earthquake.
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Tony Davies was the first civilian to reach Pc Palmer after he was stabbed during the Westminster attack.
Defiant Londoners put on a show of solidarity for the victims of the Westminster terror attack at a vigil in their honour.
Weather set to improve with plenty of sunshine by Saturday