Reinforcing shots of cold air will continue to dive into the Northern Plains and Midwest this week. The coldest air will move in Friday, Saturday and Sunday, and wind chills will drop well below zero for many, including Minneapolis, Chicago, Kansas City and St. Louis. Watch this to see how cold it will get.

Japan is assessing damage from Monday's large earthquake as aftershocks continue along the country's northeast coast.

When it snowed at the John Ball Zoo in Michigan, a couple of otters did not seek shelter. These creatures took to the snow, and had themselves an absolute blast. Enjoy their frolic here:

A resident of Morris, Minnesota, captured not one, but two stunning phenomena high in the sky over her state. Freezing temperatures and a bright, sunny day combined to create sparkling, colorful halos, one that flanked the sun and one that hovered upside down above it.

It's a legendary song, but how common is it, really? We take a statistical deep dive to show that, indeed, for most of the country, a white Christmas isn't the norm most years.