Runways ready for more snow to freeze flights across U.S.

More heavy snow is moving in from the Midwest to the Mid-Atlantic states. And travel problems still haven't cleared up from the weekend when parts of the D.C. area got 30 inches.

Some people are wondering if they'll get out this week. Our Sarah Lee reports from Reagan National Airport with a look at how things are moving.

Severe Weather Tracker: Radar, snow