A jewelry store in San Ramon was hit Monday with a takeover-style armed robbery, according to police.

Just before 2 p.m., officers responded to Heller Jewelers at 6000 Bollinger Canyon Road. Investigators learned that about 20 masked suspects entered the store and smashed display cases, taking numerous items. Several suspects were armed with handguns and at least one suspect fired rounds through the store’s front entrance, according to police. No one was injured.

The suspects fled in waiting cars in the City Center parking lot. Officers pursued some of the vehicles but called it off due to the danger to the public. However, law enforcement air support was overhead and continued to track the suspects through Contra Costa County and into Alameda County.

According to police, several suspec

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