(And this requires those skilled practitioners to avoid the "automation blindness" that afflicts people who are asked to remain vigilant for things that seldom occur, a phenomenon that has turned every TSA agent into the water-bottle-detectingest motherfucker the human race has ever produced, who still misses 95% of the guns that red teams bring through the checkpoint):
https://www.nbcnews.com/news/us-news/investigation-breaches-us-airports-allowed-weapons-through-n367851
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