 Well, here are the overall delays and cancellations at our three major airports. Reagan National, we're seeing more than 290 delays, 93 cancellations today. Dulles has 300 delays now and 90 cancellations. At BWI Marshall, 250 delays and 28 cancellations. As you heard from CBS News, some of the larger airports shut down completely, including Boston's Logan International Airport in LaGuardia in New York.