Relief coming for blast-chilled Midwest, but not until after another record-low day - NBCNews.com

1. Relief coming for blast-chilled Midwest, but not until after another record-low day  NBCNews.com
2. Polar vortex: -46C temperatures turn Chicago River to ice  Guardian News
3. A Merciless Cold Lingers in the Midwest  The New York Times
4. Polar Vortex Devastates Midwest With Ice-Cold Winds: PHOTOS  Chicago, IL Patch
5. How dangerous (and historic) is the Polar Vortex hitting the Midwest? | TheHill  The Hill
6. View full coverage on Google News

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