More than 1 million people have been left without power and at least 13 people have died during a massive winter storm that has sown chaos across the South and the Midwest and is now barreling toward the East Coast.

The dangerous winter storm in the central and eastern United States has led to at least seven deaths.

More than 100,000 customers were without power in Tennessee and Texas Sunday morning, with another 100,000 in Mississippi and more than 84,000 in Louisiana also without electricity, according to the o...