Snowstorm heads east after South twisters; 6 dead

A car tries to navigate down a street littered with downed tree limbs and other debris after a tornado touched down Tuesday, Dec. 25, 2012 in the Midtown area of Mobile, Ala. A Christmas Day twister outbreak left damage across the Deep South while holiday travelers in the nation's much colder midsection battled sometimes treacherous driving conditions from freezing rain and blizzard conditions. (AP Photo/G.M. Andrews)