"We don't know the causation or rationale for his actions today, again its part of the investigations as we go forward".
"There were police, people with their phone out, there were fireys trying to contain him".
A knife-wielding man attempted to stab several people in downtown Sydney on Tuesday before being restrained by members of the public. "I thought it was a scene from a television crime show but that quickly turned out not to be the case". "He pursued him the hardest and managed to get a grip of him with another man", Cuthbert said.
"We always said if that happens, we're the kind of guys that ask questions later".
"Luke's straight in there on top of him and I'm looking at the scene going "there's a big knife there which is covered in blood".
Police have confirmed that they are dealing with "multiple crime scenes", and that the perpetrated had attempted to stab several more people.
He stabbed a woman, aged 41, in the back and another woman, 21, presumed to be a sex worker, was found with a slit throat in an apartment building just feet away from were Ney started slashing people in the street.
Police do not believe it is a terror-related incident, and said the alleged attacker did not have links to any terrorist organisations - despite witnesses reporting the attacker was muttering religious slogans including "Allahu Akbar".
"A number of members of the public physically restrained the offender", Superintendent Gavin Wood told reporters.
"They were fearless and I use that word seriously".
"They were significantly courageous people", Supt Wood told reporters. They approach the person. with clear evidence of a stabbing previously. And I must acknowledge that those people who got involved were courageous. "These members of the public have jumped into this situation that was extremely hostile", Wood said."They have brought this person into custody and allowed us to do our job". She was in stable condition, police said.
He was followed down the street by other men, holding axes, crowbars and other chairs.
"I realised he had a knife and shouted about it, and he picked it up and ran. We'd all be dead".
Prime Minister Scott Morrison also praised the bravery of the onlookers.
The woman was taken out of the Hotel CBD and placed into an ambulance.
Footage online shows bystanders pin down the man using chairs and a crate.
Police have said that the alleged attacker was acting alone and had "ideologies related to terrorism".
Video footage on Twitter showed a man running across a city intersection and jumping onto the hood of a vehicle, waving what appeared to be a knife.
The unnamed driver, an Uber driver, was carrying an elderly couple at the time.
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