As we head into the weekend, a major winter storm system is going to slide some of the coldest air we’ve felt in years right over Michigan - and we’re going to be in a deep freeze for a few days.

John Seiler was strolling across Virginia Tech’s campus with his students Thursday morning when something stopped them in their tracks: a sweet cherry tree with an unusual jagged scar running along it...

The freezing front is set to descend on the US on Friday evening, with up to 172 million people forecast to be affected by the snow, ice and wind chills.