Canadian authorities have confirmed that two incidents in Edmonton are being investigated as acts of terrorism, after a man struck a police officer with a car before stabbing him and later plowed a truck into pedestrians on a busy street, injuring at least four people.
A suspect, who has not been identified, is in custody, said Chief Rod Knecht of the Edmonton Police Service in an early Sunday news conference.
Police said they are investigating possible acts of terrorism after multiple incidents in dmonton, Alberta, on Saturday night.
They said a police officer controlling traffic at a Canadian Football League game was struck by a car at high speed and then attacked with a knife.
A man driving a van went on to hit at least four pedestrians and was arrested two hours later after a police chase.
Police revealed that ISIS group flag has been found in one of the vehicles.