| A deadly polar vortex gripped a wide swath of the nation Wednesday, with temperatures plunging far below zero and wind chill numbers as extraordinary as they are dangerous. Thousands of flights into and out of airports in the region were delayed or canceled, including more than 1,000 flights at Chicago airports alone. |  |
News Alert Wednesday, January 30 |
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|  | | 'Don't go outside': Death toll rises to 6 people as Arctic cold blasts Midwest | | A deadly polar vortex gripped a wide swath of the nation Wednesday, with temperatures plunging far below zero and wind chill numbers as extraordinary as they are dangerous. Thousands of flights into and out of airports in the region were delayed or canceled, including more than 1,000 flights at Chicago airports alone. | | |
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