Q: It is the tenth anniversary of a major global terrorist attack initiated by the misdirection of aircraft, but hey, what if we just decided on this transcontinental flight to to move in a group to a hidden location just to do, er, whatever? Wouldn't that be awesome?

A: No, that would not be awesome.

Frontier Airlines Flight 623 from Denver landed safely in Detroit. An airline spokesman said two passengers had been seen to be spending "an extraordinarily long time in the lavatory" and three passengers were taken into custody.

Sandra Berchtold, a spokeswoman for the FBI in Detroit, said the three passengers were being interviewed and were not under arrest.

Being stupid on airplanes. It ain't illegal yet, I guess.