We have air marshals flying around the skies. They are on a very small percentage of flights, and it’s obvious who they are when they board (even though their dress not instructs them to blend in, they board first and conspicuously identify themselves to gate agents).
They more or less fly around uselessly. And with the exception of a few assigned routes, they can arrange their schedules to fly more or less where they wish. So they go on vacation for work, and they meet up with each other for sexual liasons.
An air marshal was served a predeparture beverage but the flight attendant spilled the drink on him (i.e. he was wasting a premium cabin seat). He is suing because: