Police are searching for a man after a stabbing in St Marys last night.
Just before 11.30pm, emergency services were called to the rear of a unit block on Saddington Street, St Marys, after reports of a stabbing.
A 25-year-old man was found with a stab wounds to his torso.
He has been taken to Westmead Hospital where he is undergoing surgery. He is believed to be in a serious condition.
A man was seen fleeing in a white utility and has not yet been located.
A crime scene was established which is being examined by forensic specialists.
Detectives from Nepean Police District are conducting inquiries into the incident.
Anyone with information about this incident is urged to contact Crime Stoppers: 1800 333 000.