By Tiffanie Turnbull
BBC News, Sydney
About 16:30 section clip connected Monday, 4 inferior constabulary officers went for a regular sojourn to a agrarian spot successful a distant Australian country called Wieambilla.
Within hours six radical would beryllium dead.
Two officers were changeable and killed, arsenic was a acrophobic neighbour, earlier a agelong siege ended with specializer constabulary fatally shooting 3 suspects.
As Australians grapple with daze and grief, they are asking however and wherefore specified an incidental occurred.
Gunfire erupts
The officers travelled to the spot - astir 270km (168 miles) westbound of Brisbane, Queensland - to cheque connected a antheral who had been reported missing successful New South Wales.
"For us, this was a modular job. We spell to thousands of these each week," Queensland Police Commissioner Katarina Carroll has said.
The 4 officers - from 2 antithetic section stations - met up connected a ungraded roadworthy extracurricular the spot earlier heading up its agelong driveway.
After leaving their cars and approaching the house, they were inundated with gunfire, authorities say.
Two constables - Matthew Arnold, 26, and Rachel McCrow, 29 - were deed immediately. A 3rd serviceman - Keely Brough, 28 - ran to find cover. The 4th - Randall Kirk, besides 28 - was capable to retreat into his car, suffering a slug coiled to his limb connected the way.
Authorities person confirmed lone fewer details of what happened next, but Queensland Police Union president Ian Leavers has painted a much elaborate representation to section media.
"These ruthless, murderous radical past went and executed the 2 constabulary who were connected the ground," helium told the Australian Broadcasting Corporation (ABC).
Then they tried to flush retired Ms Brough - a rookie sworn successful lone weeks agone - by mounting alight bush and writer she was hiding in, Mr Leavers said.
"She did not cognize whether she was going to beryllium shot, oregon if she was going to beryllium burnt alive.
"I bash cognize she was sending messages to loved ones, saying… she thought it was her time."
At immoderate constituent a neighbour, 58-year-old Alan Dare, turned up astatine the property, reportedly aft spotting smoke. He was fatally changeable successful the back, Mr Leavers said.
Specially trained constabulary soon arrived, and, aft a lengthy stand-off, suspects Nathaniel Train, Gareth Train and Stacey Train were fatally shot.
After visiting the transgression country connected Tuesday, Ms Carroll said the constabulary officers who had been killed "did not basal a chance". She added: "The information that 2 got retired live is simply a miracle."
Mr Arnold and Ms McCrow were comparatively caller to the constabulary force, but they were overmuch loved by their colleagues, the commissioner said.
"Both nether 30 years of age. Both had fantastic careers and lives up of them."
Mr Dare's sister Robynne, meanwhile, has spoken of his "caring" nature: "Al would spell retired of his mode to assistance whoever helium could."
Prime Minister Anthony Albanese said it was devastating, peculiarly for the relatives and friends of those "murdered successful this atrocity".
What is known astir the suspects?
Nathaniel Train was a erstwhile schoolhouse main and the missing antheral constabulary were astatine the spot to cheque on.
The others - his member Gareth Train and Gareth's woman Stacey Train - co-owned the property.
Ms Carroll has said authorities volition analyse whether constabulary were lured to the property, and the backgrounds of each of the suspects.
"We're decidedly investigating each avenue - whether it was premeditated [and] immoderate of the worldly that's online from these people," she told the ABC.
Gareth Train appears to person contributed often to online forums which promoted conspiracy theories. In posts helium had bragged astir threatening police, and wrongly claimed the country's deadliest wide shooting was a authorities ploy to disarm Australians, The Guardian reported.
Australia introduced immoderate of the world's strictest weapon regulations aft 35 radical were killed by a lone gunman astatine Port Arthur, Tasmania, successful 1996.
Nathaniel Train had been a respected pedagogue who near the assemblage past twelvemonth aft suffering a bosom onslaught astatine his desk, ex-colleagues told section media.
"What happened successful caller years to crook a mild-mannered pedagogue into a murderous bull killer, arsenic alleged?" section person Craig Crawford, who met Train respective times, said to the ABC.
Stacey Train was besides a elder teacher who near her occupation successful 2021, and section media reported she was antecedently joined to Nathaniel Train. But small other astir her is publically known.
Ms Carroll has repeatedly said it's excessively aboriginal for constabulary to speech astir a motive.
"It's precise hard astatine the infinitesimal for america to crushed with what has happened. There are nary evident reasons… It was senseless, it was callous."
Debate implicit weapon laws
Police volition besides analyse their ain actions - arsenic is modular successful fatal incidents - and whether thing could person been done to forestall the shootout.
Ms Carroll has said "many weapons" were utilized during the attack, without elaborating further.
For some, it has reignited questions implicit whether Australia's pugnacious weapon laws are being eroded.
"Weapons - they are not an contented successful the close hands, but you request to look astatine the licensing system, the nationalist database… should it beryllium better?" Mr Leavers told Channel Nine.
"We are not utilized to seeing this successful Australia. This is what we perceive astir successful countries similar the United States."
Some regulations introduced aft the Port Arthur massacre person been watered down successful assorted parts of Australia implicit the past 20 years, experts successful weapon power person precocious warned.
They constituent retired weapon laws are not azygous crossed antithetic states, and that immoderate regulations - specified arsenic for silencers and immoderate weapons susceptible of firing much rapidly - are being tested.
"Public complacency exploited by almighty lobby groups undermines Australia's successes," Prof Joel Negin, a nationalist wellness and weapon power expert, wrote past year.
And though constabulary person been astatine pains not to speculate astir a motive, the lawsuit has besides raised treatment successful Australia astir the menace posed by online extremism.
Australia's quality agencies person been increasing much concerned astir online radicalisation linked to conspiracy movements successful caller years, and experts person again warned of increasing violence.