アメリカ運輸保安局のインスタグラム(tsa) - 6月20日 09時53分

Being a Jet doesn’t mean you can bring your weapons on a jet. We understand that you’ve gotta be ready at all times to defend your turf from the Sharks, but if a rumble breaks out at 30,000 feet, you’ll have to resort to finger snaps and dancing.
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Switchblades and knuckle dusters are only permitted in checked luggage, so you’ll have to pack them somehow, somewhere in your checked bag. Be sure to check local laws, because they’re illegal in some parts of the U.S.
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These were discovered in a carry-on bag at the George Bush Intercontinental Airport (IAH).

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