Originally Posted by
Trollkiller
Investigation is allowed if it is a good faith effort to clear an item. Illegal items could appear suspicious but legal, like prescription meds, money or a bunch of credit cards in various names.
Without investigating (asking questions) how is a TSO supposed to know that everything is above board?
Money is money. An investigation into the physical nature of the money is allowed - is it really money? Is it really a dangerous item? But the amounts, where obtained, etc. are beyond their purview. That is a LE matter.