NEW YORK (CBSNewYork) – Police say an illegal gambling operation in Queens was targeted by thieves.

The suspects allegedly stole seven slot machines from an apartment at 35th Avenue and Union Street in Flushing.

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Police said four men entered the apartment around 4:15 a.m. Tuesday and threatened a 27-year-old woman with a gun.

The suspects left with the slot machines, and the victim was not hurt.

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Investigators believe the apartment was targeted.

So far, no arrests have been made in the robbery or illegal operation.

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Anyone with information about the robbery is asked to call NYPD’s Crime Stoppers hotline at 1-800-577-TIPS (8477) or 1-888-57-PISTA (74782) for Spanish. You can also submit a tip via the Crime Stoppers website, by Tweeting @NYPDTips or by texting a tip to 274637 (CRIMES) and then entering TIP577.