DANVILLE (CBS SF) — Danville police were searching for the vandals who carved a giant swastika into a hillside.

The Nazi symbol was scrawled into the dirt by a community center on Fountain Springs Circle.

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“Shame on you for this,” said the city’s Vice-Mayor Newell Americh. “It’s something that does cause pain for a lot of people. Want to be proactive and find out what happened and why.”

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Swastikas are extremely offensive to Jewish people whose ancestors and family members were rounded up, tortured and killed by Nazis in Europe during World War II.

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The Vice-Mayor said the town is taking serious action to find out who is responsible.