What You Talkin' 'Bout Willis? WTC Is Tallest Building

Chicago is once again the second city. An independent committee of architects has determined One World Trade Center, when completed, will be the tallest building in the United States. According to the Council on Tall Buildings and Urban Habitat, the skyscraper beat out Willis Tower, formerly known as the Sears Tower.

Save videos for later by signing up or logging in

With "My Queue" you can quickly save videos to watch later.

To add an item to your queue just click the sign next to the video.

Once you've added a video visit "My Queue" to start watching!