Good Sunday morning. Situational awareness: About 100 million people were caught in yesterday's East Coast deep freeze, per AP. Temperatures this morning could hit record lows from South Carolina to Maine, but the wind won't be as punishing. Then the thermometer will begin inching up.

JFK airport in New York was so jammed that some punches were thrown in the jostling, and one traveler told the Daily News: "It was like I was in a basketball arena.”

Thank you for reading. See you all day in the Axios stream ...