Millions in Northern U.S. Under Winter Storm Warning as Blizzard Freezes the Midwest
High winds and heavy snow turned much of the Midwest into a frosty mess on Friday. Roads and sidewalks across the region became treacherous, forcing some highways to close and grounding thousands of flights. A mass of frigid Arctic air trailed behind the storm, biting at fingers, reddening cheeks and threatening a dangerously cold holiday…