Toronto experiences extreme cold weather for 12 straight days

Windshield washer fluid for temperature as low as minus 45 degrees Celsius is on sale at a store in extreme cold weather in Toronto, Canada, Jan. 5, 2018. Extreme cold temperatures as low as minus 23 degrees Celsius have covered Toronto for 12 straight days since Dec. 25, 2017. (Xinhua/Zou Zheng)