New Rochelle police are investigating a stabbing that occurred early Tuesday morning.

Police say a 20-year-old Bronx man drove himself to Montefiore New Rochelle hospital with stab wounds.

He told the police his girlfriend attacked him at her home on 4th street.

While police interviewed the victim, an 18-year-old woman arrived at the hospital and was arrested.

Police also discovered a .25 caliber handgun inside the victim's car.

Both the victim and his girlfriend are facing charges.