According to the Toronto Sun, 29-year old Faisal Hussain visited terror-supporting websites ahead of the assault that left two people dead and a dozen injured Sunday evening. He was found dead shortly afterwards, authorities said.
Sources also believe he had training because he was able to reload the gun while on the move.
The province's Special Investigations Unit (SIU) said it is probing the circumstances surrounding his death.
Police in Ontario reported that they are now trying to gather as much evidence and proof on Monday had searched the private apartment of the shooter. Police said the attack was not linked to terrorism.
Police said it was not known how Hussain obtained a gun.
Did Egyptian zoo paint donkeys to make them look like Zebras?
One Gaza zoo tried this same donkey/zebra trick in 2009, while another put stuffed animals in their exhibit in place of live ones. In 2017, two zoos in Guangxi province were condemned for displaying plastic penguins and butterflies.
"As far as we're aware at this stage based on the state of the investigation, which by the way is led by the Toronto Police Service, there is no connection between that individual [shooter Faisal Hussain] and national security", Goodale told reporters Tuesday.
Toronto police have today identified the 10-year-old girl killed as Julianna Kozis.
Danforth Avenue will be closed off completely between Carlaw and Broadview until at least noon on Monday, according to police, as TPS homicide detectives investigate the scene.
Hussain lived with his parents and attended both Marc Garneau Collegiate Institute and Victoria Park Collegiate Institute during his high school years.
Israel evacuates 800 Syrian 'White Helmets' to Jordan
What have Israel and Jordan said? Close to one million Syrians are registered with the UN's refugee agency in Lebanon. Some 422 volunteers and family members were taken to Jordan via the Israeli-occupied Golan Heights overnight.
When the teacher pressed Hussain about why he wanted to do such a thing, he simply shrugged it off, explaining he "just felt it would be really cool to kill somebody". His neighbors and friends described him as quiet but mild-mannered and always polite. And I definitely never saw this coming. "His parents are handsome. I don't know what happened to this guy".
The first was in 2014 when it said two attacks against Canadian soldiers, one south of Montreal and the other in Ottawa, were "the direct result" of its call a month earlier for attacks on the West. "His son is in the hospital; he's in a coma". Hussain's father, who suffers from an illness like Parkinson's, has been in particular decline since their daughter died around five years ago in an accident on the Don Valley Parkway.
"We are utterly devastated by the incomprehensible news that our son was responsible for the senseless violence and loss of life that took place on the Danforth", the statement read.
Sinha said the association condemns Hussain's actions, but said discussing them exclusively in the context of his mental illness risks doing other patients a disservice. "While we did our best to seek help for him throughout his life of struggle and pain, we could never imagine that this would be his devastating and destructive end", the statement added.
Dr. David Goldbloom, senior medical advisor at CAMH, said people suffering from psychosis rarely commit violent acts.
Pep Guardiola discusses Liverpool's summer spending spree
Guardiola said: "They are contenders to win the title and they will be in the future with their history". Guardiola has afforded his World Cup stars plenty of time off to recuperate but Silva cut that short.
Sinha said current research suggests people with a "major mental illness" are 2.5 times more likely to be victims of violence than other members of society.