Polar vortex on repeat: Frigid temps expected to blast much of US

A chilling polar vortex is set to bring snow and ice to the South and East this week. We show where.
Morning Overview on MSN

Polar vortex map reveals which states are about to freeze in Arctic air

A fresh blast of Arctic air is poised to spill across a wide swath of the United States, and the latest polar vortex map ...