Shoot me in the f***ing head: Knife attack in Sydney CBD

It has been reported that at around 2pm this afternoon, a man walked along York Street in the Sydney CBD armed with a knife before stabbing a woman, after which he was subdued by members of the public.

Video footage shows the man climbing on top of a Mercedes Benz station wagon at the corner of King and Clarence streets, wielding the knife and shouting "shoot me in the fucking head".

The man is then held down by members of the public, using a milk crate and a chair. One of the men says "You stabbed a chick, mate"'.

A witness later wrote on Twitter:

"So insane! A random dude just started stabbing people in the city right outside where we were having lunch. I saw people running so I ran towards him with a few other guys.

He ran all the way back to near my work where a lot of others had cornered him for the police!"

Police have since released the following statement:

"About 2pm, emergency services responded following reports a man was walking along York Street, Sydney, armed with a knife".

"As police made their way to the location, there were multiple reports the man had stabbed someone near the corner of King and Clarence Streets".

"Police and NSW Ambulance paramedics located a woman inside a hotel, who had a stab wound. She has been taken to hospital in a...