Sen. Rand Paul (R-Ky.) at the Nashville airport earlier today, talking about his delay at security.
January 23, 2012 The senator was delayed at the Nashville airport. An alarm went off as he passed through security. He asked to be rescreened but was told he'd have to undergo a pat-down. Paul declined. He's the son of Rep. Ron Paul (R-Texas).
A sign at Chicago's Midway Airport informs travelers about the millimeter wave scanners used to screen passengers.
Scott Olson/Getty Images
July 21, 2011 Over the next few months the Transportation Security Administration says it will retrofit 241 of its 488 airport scanners with software that's so unrevealing anybody, including passengers, can look at the pictures.
December 6, 2010 We've heard rumors in recent weeks that TSA scanners show and store nude pictures and can cause cancer, among other concerns. Popular Mechanics uncovers 'The Truth About TSA Airport Scanning.'
November 26, 2010 What is the source of our anxiety about the new airport screening measures? Perhaps canine inspectors can help?
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