Polar vortex `just sort of evaporates' and U.S. Midwest warms up - Reuters

1. Polar vortex `just sort of evaporates' and U.S. Midwest warms up  Reuters
2. The icy grip on the Midwest is easing. Now comes the thermal whiplash.  CNN
3. Why Utah will never have a 'polar vortex'  Deseret News
4. The Polar Vortex and the Climate  The New York Times
5. Go away, polar vortex: Record-breaking cold that killed 18 will give way to 'spring-like temperatures'  USA TODAY
6. View full coverage on Google News