Northern hemisphere hit hard by snow, blizzards

A massive snowstorm is disrupting the U-S and Europe, with record snowfall, power outages, and widespread travel chaos. Nearly 70 million Americans face blizzard warnings, icy roads, and over 1,400 flight cancellations. In Europe, heavy snow and freezing rain hit the U-K, Ireland, and Germany, causing airport disruptions, power cuts, and flooding risks.