NASHVILLE, Tenn. – Southeastern states were bracing Friday as snow began to fall from a storm that has already toppled Midwestern power lines, closed major highways, buried parts of the southern Plains in heavy ice and snow and left tens of thousands of people in the dark. Snow and sleet began falling Friday in Tennessee, .. ... Mark Rose, a forecaster .. "a major winter storm for this part of the country — heck, for any part of it." The storm left 13 inches of snow in the northern Texas Panhandle, .. Heavy ice brought down electrical lines and trees...