cavelamb himself wrote:
"You've committed a felony," Beaman says a security screener
announced. "And you're considered a terrorist."

I wasn't aware that security screeners are also judges.

"They said 'no' and they said it's a national security issue. And I
said what about my constitutional rights? And they said 'not at this
point ... you don't have any'."

Ignorance of the law is no excuse - unless of course you are a security
screener, in which case it is expected. Maybe the TSA should also train its
screeners in the law - assuming they are doing any training at all.