The latest American travel security regulations have made it unsafe to send children on planes alone. What if the kid doesn't want the whole body scan/x-ray?
The United States is a very peculiar country. They think it's immoral to "profile" and check out people in "certain categories," but they have no problem sending their security staff to
Israeli security personnel, and that includes those wandering incognito, are taught how to "look through" people wandering and waiting in the airport and other public places.
When I'm in New York, I always get a kick seeing those military guards, dressed in jungle camouflage, guarding Penn Station.