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. 77 below zero? Polar vortex yields deadly cold as thousands endure power cuts, travel issues mount in Midwest  AccuWeather.com
3. Polar vortex: -46C temperatures turn Chicago River to ice  Guardian News
4. Polar Vortex Plunges Midwest In Misery, But Heres Some Good News  Patch.com
5. How dangerous (and historic) is the Polar Vortex hitting the Midwest? | TheHill  The Hill
6. View full coverage on Google News