Our "Instant index," tonight begins with a reality check. You may think you have the worst commute in America. But tonight, the results are in. And here's the truth. The top-ten most gridlocked cities... See More
Our "Instant index," tonight begins with a reality check. You may think you have the worst commute in America. But tonight, the results are in. And here's the truth. The top-ten most gridlocked cities in America. Washington, D.C., followed by Boston, Seattle, San Jose, Bridgeport, Connecticut, New York City, Austin, San Francisco, Honolulu and -- number one, Los Angeles, where commuters spend a whopping 64 hours a week stuck in traffic. And that's longer than a lot of workweeks. With three California cities in the top ten, our sympathies on the west coast tonight. And March madness is in high gear. But last night at the kentucky/alabama game, it was every man for himself in the stands. Watch. A dance-off began. First, a Kentucky fan got his groove on. Down the banister. And then, another fan decides to strut his stuff, even convincing a friend to join in. March madness really has begun. And a curve ball for extreme athletes competing in the iditarod, that grueling 1,000-mile race across the frozen Alaska tundra. Only this year, it's not so frozen. Unseasonably warm weather, a lot of sunshine, has melted the snow and made the trails dangerous. It's 30 degrees out there. But mushers are calling it a minefield, the roughest trail they've ever seen. The sleds hitting the tree stumps. And their dogs with some battle wounds, tonight, as they make their way.
This transcript has been automatically generated and may not be 100% accurate.