RIVERSIDE (CBSLA.com) — Police sought the public’s help Monday to locate three masked robbery suspects who targeted a jewelry store inside a mall in Riverside.

According to the Riverside Police Department, the robbery took place around 6:30 p.m. on Sunday at Ben Bridge Jewelers located inside the Galleria at Tyler.

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A preliminary investigation revealed the suspects smashed the glass counter with a sledgehammer.

Witnesses reported the noise sounded similar to gunshots.

Officers said the incident caused many to panic believing the incident was an active shooter.

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According to police, the suspects fled from the mall in a vehicle, which was later located in the area.

At this time, it remains unclear what jewelry was stolen from the store.

No shots were fired during the incident.

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The suspects remain at large.