"The 9/11 mentality that there are terrorists everywhere has the potential to intrude on everybody's constitutional rights," says Laurie Levenson, a professor of criminal law at Loyola Law School and a former federal prosecutor. "And I don't even think it's effective law enforcement. You can end up getting so much information that most of it is not useful and you're missing the needle in the haystack."Round up the usual railfans!
Those guys at flight school who aren't doing touch-and-go reps? Nothing to see.
Those guys wisecracking in Russian as they buy Fourth of July supplies? Is this a great country, or what?