Record-breaking cold clobbers two-thirds of the U.S. as polar vortex descends from Arctic – AOL

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  1. Record-breaking cold clobbers two-thirds of the U.S. as polar vortex descends from Arctic  AOL
  2. LIVE TEMPERATURES: Chicago Weather: Polar vortex brings brutal cold, Wind Chill Warning in effect  WLS-TV
  3. Deadly polar vortex sweeping Midwest with wind chills as low as minus 65  CBS This Morning
  4. Bitter cold sets in across much of U.S.  KSBY San Luis Obispo News
  5. Polar vortex: What is the 2019 polar vortex weather event and is global warming to blame?  CBS News
  6. View full coverage on Google News

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