WEST HEMPSTEAD - Police are asking for the public's help after a man on a bicycle armed with a knife robbed a man in Nassau.

The incident happened Thursday night on Nassau Boulevard in West Hempstead.

According to police, the biker pulled a knife on a 24-year-old man and stole his wallet with cash, credit cards and a driver's permit inside. The man was not hurt.

Anyone with information is urged to call Nassau Crime Stoppers at 1-800-244-TIPS.