Anchored by Jake Tapper, The Lead airs at 4 p.m. ET on CNN.
The latest news on the crisis in Ukraine, plus a look at the technology aiding in search for Flight 370.
(CNN) – On Monday morning, Nashville was 40 degrees colder than Albany, New York. Memphis, Tennessee, was 20 degrees colder than Anchorage, Alaska. And Atlanta was colder than Moscow.
But the U.S. South was downright balmy compared to the Great Lakes region, where temperatures hovered in the negative 20s - before wind chill, which dropped temps to the negative 50s, making it very dangerous to go outside.