The Fourth Squad is investigating a Robbery that occurred on Sunday, December 4, 2022, at 8:52 pm in Inwood.According to Detectives, an unknown male entered the Exxon Gas Station located at 105 Sheridan Boulevard. The subject displayed a knife and demanded cash. The employee complied and the subject fled on foot southbound on Sheridan Boulevard with an undisclosed amount of US currency. No injuries were reported.The subject is described as a male, light complexion, 5’6” tall, approximately 160 lbs., wearing white sneakers, black sweatpants, a black jacket, black gloves, black face mask and wore a camouflage Yankee logo baseball hat.The investigation is ongoing.Detectives request anyone with information regarding the above incident to contact the Nassau County Crime Stoppers at 1-800-244-TIPS or call 911. All callers will remain anonymous.