In their defense the idea is that the terrrists could plant a device on these people and they unknowingly carry it into the airport.
It's still ridiculous though.
unknowingly plant it, under neath their underwear?
ridiculous indeed.
can't be healthy working there without protection either, the back scatter hour after hour from those x-rays got to add up.
dentists and doctors always have protection, exit the room every time. maybe they are just smarter?