Police are searching for a woman who punched a 71-year-old man in the face on a B46 bus in Crown Heights.

The NYPD says the attack happened Friday around 5:30 p.m. as the bus approached Union Street and Utica Avenue.

The woman started a verbal dispute with the 71-year-old before swinging at him, causing him to fall forward and hit his head on a pole.

Police say EMS took the man to NYC Health + Hospitals/Kings County, where he is expected to recover.

Anyone with information is urged to call the NYPD's Crime Stoppers Hotline at 1-800-577-TIPS (8477).