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Because nashville, youre sitting at 50 degrees. your wind chill, 45. let me advance this. this is in a matter of six hours. youre dropping nearly 30 degrees. atlanta, youre next. and that arctic air presses all the way to the east coast. jake? >> all right. >> youve got a really clever writer on your side. you said twas the nightmare before christmas. this is truly it. >> derek van dam in the cnn weather center. thanks so much. how one incoming congresswoman beat the trump-backed republican in a...