The Chicago skyline is seen from Montrose Harbor in Chicago, the United States, on Jan. 30, 2019. Chicago's record for the coldest temperature was shattered on Wednesday as the polar vortex struck the biggest city in the U.S. Midwest, according to the National Weather Service (NWS). (Xinhua/Patrick Gorski)
Chicago's record for coldest temperature broken as polar vortex strikes city
Source: Xinhua| 2019-01-31 02:33:23|Editor: mym
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