A man who displayed a handgun and was wearing a face mask robbed a Citgo gas station in Westbury early Sunday morning and fled with cash.

There were no injuries.

Nassau County police said the robbery occurred shortly before 2 a.m. The man walked into the gas station, located at 495 Union Ave., and demanded cash from two male employees. The employees complied when the man showed the gun. He then left on foot.

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The suspect was wearing dark clothing and a black face mask with a black bandanna covering his head. He is described as 5 feet 10 inches tall.

Detectives asked anyone with information on the robbery to contact the Nassau County Crime Stoppers at 1-800-244-TIPS. All calls will be kept confidential.