Polar Vortex Live Updates: Extreme Cold Weather Hits Midwest - The New York Times
- Polar Vortex Live Updates: Extreme Cold Weather Hits Midwest The New York Times
- The polar vortex, explained USA TODAY
- Historic cold kills 5 as cities prep for sustained subzero temps UPI News
- Historic cold envelops Chicago area causing school closures, flight and train service cancellations WGN TV Chicago
- How dangerous (and historic) is the Polar Vortex hitting the Midwest? | TheHill The Hill
- View full coverage on Google News