PHILADELPHIA (CBS) — Philadelphia police are searching for two suspects who pistol-whipped the owners of a restaurant during a robbery early Monday morning.

The incident happened at about 1 a.m. at the Hualai Chinese Restaurant in the 5100 block of Walnut Street in West Philadelphia.

According to investigators, the owner of the restaurant was returning from making a delivery when he was forced to the back of the business, along with his wife, by two armed suspects.

During the ordeal, authorities say the suspects pistol-whipped both the husband and his wife.

The suspects took an undisclosed amount of cash before fleeing the scene in a black car.

The husband and wife were taken to the Hospital of the University of Pennsylvania where they are both listed in stable condition.

Anyone with information is urged to contact police.

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