STEVE INSKEEP, HOST:
It's MORNING EDITION, from NPR News. Good morning. I'm Steve Inskeep.
RENEE MONTAGNE, HOST:
And I'm Renee Montagne.
A flight departure board at the Dallas-Fort Worth Airport yesterday told the story. One word was repeated again and again: cancelled, cancelled, cancelled.
INSKEEP: That was just one sign of chaos, as up to a dozen tornadoes spun through the area. Amazingly, nobody was reported killed.