Brad Paisley, from left, Steven Tyler and Carrie Underwood perform onstage at the 48th annual CMA Awards at the Bridgestone Arena on Wednesday, Nov. 5, 2014, in Nashville, Tenn. (Photo by Wade Payne/Invision/AP)

Photos: 48th annual CMA Awards

The 48th annual CMA Awards were held at the Bridgestone Arena on Wednesday, Nov. 5, 2014, in Nashville, Tenn.

One World Trade Center dominates the lower Manhattan skyline, Monday, Nov. 3, 2014 in this view from Jersey City, N.J. Thirteen years after the 9/11 terrorist attack, the resurrected World Trade Center is again opening for business, marking an emotional milestone for both New Yorkers and the United States as a whole. Publishing giant Conde Nast will start moving Monday into One World Trade Center, a 104-story, $3.9 billion skyscraper that dominates the Manhattan skyline. (AP Photo/Mark Lennihan)

Photos: World Trade Center reopens

Thirteen years after the 9/11 terrorist attack, the resurrected World Trade Center has opened for business, marking an emotional milestone f…