Four people were killed on Thursday in a helicopter crash in rural central Ontario, some 250 kilometres (155 miles) from Toronto, police said.
The Ontario Provincial Police said in a tweet that they were responding, along with emergency services, to a crash site with four fatalities in the Addington Highlands region of the province, but did not provide further information.
A spokeswoman for the force was not immediately available for comment.
Canadian Prime Minister Justin Trudeau expressed his condolence on the incident.