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The Canadian flag flies at half mast at the Nathan Philips Square in Toronto, Canada, April 24, 2018, to pay tribute to the victims of the Monday vehicle attack. (Xinhua/Zou Zheng)
The Canadian flag flies at half mast at the Nathan Philips Square in Toronto, Canada, April 24, 2018, to pay tribute to the victims of the Monday vehicle attack. (Xinhua/Zou Zheng)