Frigid cold, snow squall hit NYC

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A woman takes selfie in front of a frozen fountain in Bryant Park in New York, the United States, Jan. 31, 2019. The freezing weather caused by the polar vortex in the midwest United States has expanded to New York since Wednesday with snowfalls and strong wind gusts, sending temperatures to the single digits Fahrenheit, or below -12 degrees Celsius. (Xinhua/Wang Ying)