Attempts at pushing through even moderate legislation, such as limiting assault weapons, have faltered as shooters repeatedly kill children in schools or murder dozens in incidents including the Las Vegas shooting and the Pulse nightclub attack. He was later killed by police.
A woman and a young girl were killed and 13 others injured in a shooting Sunday night in Toronto's Greek town neighborhood.
"We are utterly devastated by the incomprehensible news that our son was responsible for the senseless violence and loss of life", Hussain's family wrote in a statement, adding he suffered from severe mental illness as well as from "psychosis and depression his entire life".
"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 Hussain family said.
"Our hearts are in pieces for the victims and for our city as we all come to grips with this bad tragedy", the statement said. "We will mourn those who were lost for the rest of our lives".
A spokeswoman for federal Public Safety Minister Ralph Goodale echoed Saunders, saying now "there is no national security nexus" to the man behind the attack.
In a speech at Toronto city council chambers just hours after the shooting, Mayor John Tory said there is a growing problem of people improperly acquiring guns that were originally purchased legally, and that has to stop. "We were so used to living in a city where these things didn't happen and as we saw them going on in the world around us (we) thought they couldn't happen here".
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Special Counsel Robert Mueller is investigating potential collusion between Russian Federation and Trump's campaign. FILE - Carter Page , a former foreign policy adviser of U.S.
The violence hasn't stopped some from bringing their families to some of the city's most popular attractions, such as the affected Greektown area.
Toronto police identified the two victims of the shooting as 10-year-old Julianna Kozis and 18-year-old Reese Fallon, a recent high school graduate who volunteered for Canada's Liberal Party and who was to attend McMaster University in the fall.
"She was. smart, passionate and full of energy".
The Toronto District School Board released a statement saying the teenager was "highly regarded" by everybody she knew.
The second person killed in the attack has been identified as Reese Fallon. The wounded ranged in age from 17 to 59. He did not name the victims, who included eight women and girls, and seven men.
By Tuesday evening, eight of those injured remained in hospital, including three in critical condition.
In widely circulated video, the gunman, clad in black, is seen walking down the street before turning, lifting a handgun, and firing.
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Ontario's police watchdog said there was an exchange of gunfire between the assailant and two officers on a side street before the gunman was found dead near Danforth Avenue where the shootings occurred.
"It's Toronto", said Augustino Speciale, who paused to smell a bouquet of white lilies attached to a lamppost.
Toronto councillor Paula Fletcher told CP24 she heard that the gunman was emotionally disturbed. "She had been shot", she said.
Tina Papachristos, who has called the neighbourhood home since childhood, said she's struggling to process what happened.
Waterloo Paramedics said they stand together with the "victims, family, friends and first responders impacted" by the shooting on Danforth Avenue in Toronto.
He said customers and staff ran to the back of the restaurant on Sunday as gunshots were fired into the restaurant. "We wanted to do that to show our support to the community". "Julianna was a attractive, aspiring athlete who was in her third year in our sport", MacTavish said.
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Around 1:30 p.m., police spotted the suspect driving his grandmother's auto in the Hollywood area and a pursuit began. Police in Los Angeles are responding to a shooting at a Trader Joe's in the Silver Lake area, according to KCBS.