Chip Murrow had never heard the term "exploding trees" in his 30 years as a forester for the Iowa Department of Natural Resources. Is there a danger of exploding trees in Iowa? And how does it happen?

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. How ...