Neal Conan atop XL, a cross between a draft horse and a Morgan. He rode XL for two days, and Bruce the other three. Gretel Ehrlich/ hide caption

toggle caption
Gretel Ehrlich/

This traveler got the pat-down treatment at Chicago's O'Hare Airport on Tuesday. Scott Olson/Getty Images hide caption

toggle caption
Scott Olson/Getty Images

On Opt-Out Day

  • <iframe src="" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">