Vaughan shooting: 5 people fatally shot near Toronto, police say - USA TODAY

Five radical were killed and different idiosyncratic was injured erstwhile a 73-year-old antheral opened occurrence astatine a condominium gathering extracurricular of Toronto Sunday night, authorities said.

About 7:20 p.m., constabulary responded to a study of a gunman who had changeable respective radical astatine a gathering successful Vaughan, a metropolis conscionable northbound of Toronto, according to a York Regional Police quality release.

"When constabulary arrived, an enactment occurred betwixt the officers and a antheral taxable and the taxable was shot," constabulary wrote successful the release.

The suspect was pronounced dormant astatine the scene, according to police.

Police said the 73-year-old gunman was changeable wrong the gathering wherever helium lived. Officials person not released his sanction oregon the names of victims.

Officers found a “horrendous country wherever galore victims were deceased,” constabulary Chief Jim MacSween said.

Officers recovered 5 people dead and different suffering from astatine slightest 1 gunshot wound. The subsister was taken to a infirmary and was expected to survive, according to police.

Ontario’s Special Investigations Unit spokesperson Kristy Denette said constabulary recovered the victims connected antithetic floors. She could not accidental whether they were killed wrong of their units oregon astatine their doors.

Resident John Santoro said constabulary went level to level to effort to find retired if anybody other was involved.

“When I opened my door, constabulary were successful the corridor. There were 2 officers close extracurricular my doorway successful the elevator lobby,” helium said.

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Police could not instantly beryllium reached for remark by USA TODAY.

A motive successful the shooting was not instantly known. The lawsuit remained nether probe Monday morning.

“We connection our sincere condolences to the victims and their families,” MacSween said, adding determination was no further menace to nationalist safety.

Mass shootings are uncommon successful Canada, and Toronto has agelong prided itself arsenic being 1 of the world's safest large cities. 

Canadians are tense astir thing that mightiness bespeak they are moving person to the weapon unit concern successful the U.S., wherever wide shootings are common.

“Everybody is horrified,” Vaughan Mayor Steven Del Duca said. “To aftermath up to this quality this greeting oregon spot it past night, we are successful implicit shock. ... This is thing I ne'er thought I would spot here.”

Contributing: The Associated Press

Natalie Neysa Alund covers trending quality for USA TODAY. Reach her astatine nalund@usatoday.com and travel her connected Twitter @nataliealund.