Storms, tornado threats for Christmas around US

Freezing rain and sleet made for a sloppy Christmas morning trek in parts of the nation's midsection on Tuesday, while residents along the Gulf Coast braced for thunderstorms, high winds and the possibility of tornadoes. Icy roads already were blamed for a 21-vehicle pileup in Oklahoma, where authorities warned would-be travelers to stay home. Fog blanketed highways, including arteries in the Atlanta area where motorists slowed as a precaution. A blizzard watch was posted for parts of Indiana and...