When Bonnie Sweeten fled to Florida with her 9-year-old daughter, using the driver's license of a friend to get through airport security, did the airline or document checkers at Philadelphia International Airport drop the ball? The FBI and the Transportation Security Administration, whose job is checking passengers' government-issued IDs, say no.

And they're correct ... because as I've mentioned before, their knowing who you are doesn't improve flight security. The only knowledge that improves flight security is the certainty that you aren't carrying the means to interfere with the flight.