If they did that then the FAA would be required to change their laws. Doing so would allow, or open the window to allow others on the plane to carry.

The FAA is full of people that are not all that bright. But want to keep their jobs. No guns on planes is popular, so they will stick with it.

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“It is anomalous to hold that in order to convict a man the police cannot extract by force what is in his mind, but can extract what is in his stomach.”