Ah, you are right. I read a 2002 advisory that allowed them. http://www.tsa.gov/press/releases/2002/press_release_0104.shtm http://www.tsa.gov/press/releases/2

Ah, you are right. I read a 2002 advisory that allowed them. http://www.tsa.gov/press/releases/2002/press_release_0104.shtm http://www.tsa.gov/press/releases/2002/press_release_0104.sh... Alas.