LONG BEACH (CBSLA) — At least 40 people were detained early Wednesday in a raid on what police say was a large illegal gambling operation in Long Beach.

SWAT team moved in at about 3:30 a.m. on the operation on Pacific Avenue, south of Willow Street, and detained at least 40 people, all of whom were taken into custody peacefully.

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“Evidence of illegal gambling was located and seized,” police said in a statement.

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Several people were seen sitting on a sidewalk, with their hands zip-tied behind their backs. One woman said she was playing a fishing arcade-type game when the raid started, but police simply took her information and let her go.

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This is the second raid on an allegedly illegal gambling ring in Long Beach in as many weeks. On Oct. 8, 27 men and women were detained at a store front that police say had been operating as an illegal gambling, drug and prostitution ring.