Thanks for sharing that experience. Any idea why you might have set the machine off? Trying to get a feel for how they've balanced how sensitive to make them.

I think there's been too errors: His ethnicity made him endure more interrogation and your ethnicity allowed you to endure less.

I think the next threat to airport security is as likely to be perpetrated by someone who doesn't fit the ethnic profile. Everyone in law enforcement really wants there to be a profile, but looking for one will only lead to the wrong conclusion and costly mistakes.