Polar Vortex Freezes U.S. Midwest With Snow, Dangerously Cold Air – HuffPost

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  1. Polar Vortex Freezes U.S. Midwest With Snow, Dangerously Cold Air  HuffPost
  2. Deadly polar vortex sweeping Midwest with wind chills as low as minus 65  CBS This Morning
  3. Midwest Bracing for Antarctic-Like Weather  The New York Times
  4. Chicago Weather: What Exactly Is The Polar Vortex?  CBS Chicago
  5. US Midwest braces for dangerous arctic chill  Yahoo News
  6. View full coverage on Google News

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