Officials warned residents across the South that the effects of a major winter storm were not over, and that driving remained a hazard on roads frozen with slippery ice.

At least three deaths were attributed to the cold as dangerous below-freezing temperatures with even colder wind chills settled in.

This expert says snowfall in the U.S. South shows'we can’t ignore winter' in changing climate::Houston, Texas:: Bob Henson, Meteorologist, Science writer“What happened this week in the Gulf Coast shows us we can't ignore winter either.