You may not have noticed, but the person who checks your boarding pass and driver's license before letting you queue up at a Phoenix Sky Harbor International Airport checkpoint is now a trained Transportation Security Administration inspector. Armed with magnifying glasses to spot doctored IDs and black lights to examine holograms on driver's licenses or passports, the inspectors are looking for suspicious boarding pass holders.
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But does the double scrutiny make her feel safer boarding a plane?

"No. If something is going to happen, it will happen," she said.

Mike McGrath of Las Vegas never noticed a difference in those checking his documents, but he is equally nonchalant about the change.

"I think it's all window dressing anyway," he said.

But Melendez said the pilot program has been deemed a success, and the TSA is rolling it out nationwide, filling 1,300 checkpoint entry slots in airports around the country.