First Squad Detectives are investigating a robbery that occurred on Thursday, June 1, 2023, at 10:04 pm in Baldwin.According to Detectives, an unknown male entered BP Gas Station located at 969 Atlantic Avenue. The subject walked behind the counter, displayed a knife and demanded cash. The male employee complied, opened the register and the subject removed an undisclosed amount of US currency. The subject fled scene on foot in an unknown direction.No injuries were reported.The subject is described as a male wearing dark colored clothing and a mask.Detectives request anyone with information regarding the above incident to contact Nassau County Crime Stoppers at 1-800-244-TIPS or call 911. All callers will remain anonymous.