U.S. Customs recently began installing airport-surveillance systems that scan travelers for contraband using low-power X-rays, which reveal the shape of a person's navel and other, more private parts. The scans are voluntary, so we asked a few privacy experts if they'd rather be patted down by a guard or ogled onscreen:
PATRICK LEAHY, Senator, D-Vt.: "When I was a teenager, I would have liked wallet copies of these scans. But today I know privacy is scarce, and I'd like to see the public draw a line against this becoming a matter of routine. Privacy should count even when contraband is the...
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