A Canadian police officer has been stabbed outside a football game and four pedestrians were injured by a fleeing truck in the Western city of Edmonton, in what police are investigating as acts of terrorism.
The chaos began outside the Edmonton Eskimos football game at Commonwealth Stadium at 8 p.m. local time (10 p.m. ET) Saturday when police say a vehicle rammed a traffic control barricade and sent an officer flying into the air.
The driver then "viciously attacked the police officer with him knife" and stabbed him "several times" following a struggle.
Police say the driver of the u-haul truck drove off and appeared to deliberately strike pedestrians along the way.
Police believe the two incidents are related and said they are being investigated as "acts of terrorism". Police confirmed the ISIS flag said to have been on the auto dashboard as evidence, but would only say it was part of the investigation.
Officials believe the two incidents are relate.
"Suddenly and without notice and at a high rate of speed a male driving a white Chevrolet Malibu crashed through the traffic barricades that were separating vehicles from pedestrians", said Edmonton Police Service Chief Rod Knecht in an early morning press conference.
A U-Haul truck rests on its side after a high-speed chase with police in Edmonton Alta, on Saturday Sept. 30, 2017. Their conditions were not immediately known, the police chief said.
August 10, 2016: Police shoot and kill terror suspect Aaron Driver in Strathroy, Ont., after he made a video that suggested he was planning to detonate a homemade bomb in a Canadian city during morning or afternoon rush hour.
There was screaming and shouting, and people were running everywhere, ' said one witness.
Elgie said the van hit a man who was a bar customer. I want to be clear. The terrorist, whose name was not released to the media, is now detained.
A suspect has been arrested, and the police believe he acted alone, but authorities do not exclude that other individuals are involved. "Grateful for our first responders".
Prime Minister Justin Trudeau has yet to comment about the incident.
"We are urging all Edmontonians to be vigilant and aware of their surroundings".