[Manuel OKelley]

Actually, it’s perfectly legal if you declare it and fill out the form

[Vigilanteman]

Perfectly legal, yes. But the form will brand you as a suspicious character which could be the basis for a later seizure.

Did you read the article? She broke no law. They detained her at security anyway and questioned her at length. She was allowed to go to her flight gate unmolested. They later showed up and seized the money at the flight gate. This was last summer. She and her father are still trying to get the money back.

What would prevent them from making up a similar excuse on an international flight?