Transportation Security Administration supervisor Nick Fox, right, demonstrates new software being tested with advanced imaging technology at McCarran International Airport Tuesday, Feb. 1, 2011, in ... more 
Transportation Security Administration supervisor Nick Fox, right, demonstrates new software being tested with advanced imaging technology at McCarran International Airport Tuesday, Feb. 1, 2011, in Las Vegas. TSA spokesman Dwayne Baird says the software unveiled Tuesday lets passengers see what its security screeners see, and it uses a more generic image. less 
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Associated Press | Photo By Julie Jacobson
Wed, Feb 2, 2011 9:41 AM EST